diff --git a/application_handler.py b/application_handler.py
index e4b22bf..013ed7e 100644
--- a/application_handler.py
+++ b/application_handler.py
@@ -108,7 +108,8 @@ class ApplicationHandler:
             # Send via TelegramBot if available
             if hasattr(self, 'telegram_bot') and self.telegram_bot:
                 logger.info(f"Notifying Telegram: {listing['address']} ({listing['rooms']}, {listing['size']}, {listing['price']})")
-                self.telegram_bot._send_message(message)
+                loop = getattr(self.telegram_bot, 'event_loop', None) or asyncio.get_event_loop()
+                asyncio.run_coroutine_threadsafe(self.telegram_bot._send_message(message), loop)
             else:
                     logger.info(f"[TELEGRAM] Would send message for: {listing['address']} ({listing['rooms']}, {listing['size']}, {listing['price']})")
 
@@ -313,69 +314,124 @@ class ApplicationHandler:
 
 
     def _generate_weekly_plot(self) -> str:
-        """Generate a heatmap of listings by day of week and hour. Always returns a plot path, even if no data."""
+        """Generate a heatmap, bar chart, line chart, and summary of listings by day/hour, like monitor.py."""
         plot_path = DATA_DIR / "weekly_plot.png"
         try:
             if not TIMING_FILE.exists():
-                logger.warning("No timing file found for weekly plot. Generating empty plot.")
-                # Generate empty plot
-                fig, ax = plt.subplots(figsize=(10, 6))
-                ax.set_xticks(range(24))
-                ax.set_yticks(range(7))
-                ax.set_xticklabels([f"{h}:00" for h in range(24)], rotation=90)
-                ax.set_yticklabels(["Mon", "Tue", "Wed", "Thu", "Fri", "Sat", "Sun"])
-                ax.set_title("Listings Heatmap (No Data)")
-                ax.text(0.5, 0.5, "No data available", fontsize=18, ha='center', va='center', transform=ax.transAxes, color='gray')
-                plt.savefig(plot_path)
-                plt.close(fig)
-                return str(plot_path)
+                logger.warning("No timing data file found")
+                return ""
 
-            df = pd.read_csv(TIMING_FILE, parse_dates=["timestamp"])
-            if df.empty:
-                logger.warning("Timing file is empty. Generating empty plot.")
-                fig, ax = plt.subplots(figsize=(10, 6))
-                ax.set_xticks(range(24))
-                ax.set_yticks(range(7))
-                ax.set_xticklabels([f"{h}:00" for h in range(24)], rotation=90)
-                ax.set_yticklabels(["Mon", "Tue", "Wed", "Thu", "Fri", "Sat", "Sun"])
-                ax.set_title("Listings Heatmap (No Data)")
-                ax.text(0.5, 0.5, "No data available", fontsize=18, ha='center', va='center', transform=ax.transAxes, color='gray')
-                plt.savefig(plot_path)
-                plt.close(fig)
-                return str(plot_path)
+            df = pd.read_csv(TIMING_FILE)
+            if len(df) < 1:
+                logger.warning("Timing file is empty")
+                return ""
 
-            df["day_of_week"] = df["timestamp"].dt.dayofweek
-            df["hour"] = df["timestamp"].dt.hour
-            heatmap_data = df.groupby(["day_of_week", "hour"]).size().unstack(fill_value=0)
+            logger.info(f"Loaded {len(df)} listing records for plot")
 
-            fig, ax = plt.subplots(figsize=(10, 6))
-            cax = ax.matshow(heatmap_data, cmap="YlGnBu", aspect="auto")
-            fig.colorbar(cax)
+            # Create day-hour matrix
+            days_order = ['Monday', 'Tuesday', 'Wednesday', 'Thursday', 'Friday', 'Saturday', 'Sunday']
 
-            ax.set_xticks(range(24))
-            ax.set_yticks(range(7))
-            ax.set_xticklabels([f"{h}:00" for h in range(24)], rotation=90)
-            ax.set_yticklabels(["Mon", "Tue", "Wed", "Thu", "Fri", "Sat", "Sun"])
+            # Count listings per day and hour
+            heatmap_data = pd.DataFrame(0, index=days_order, columns=range(24))
 
-            ax.set_title("Listings Heatmap (Day of Week vs Hour)")
+            for _, row in df.iterrows():
+                day = row['weekday']
+                hour = int(row['hour'])
+                if day in days_order:
+                    # Use pd.to_numeric to ensure value is numeric before incrementing
+                    val = pd.to_numeric(heatmap_data.loc[day, hour], errors='coerce')
+                    if pd.isna(val):
+                        heatmap_data.loc[day, hour] = 1
+                    else:
+                        heatmap_data.loc[day, hour] = int(val) + 1
 
-            plt.savefig(plot_path)
-            plt.close(fig)
-            logger.info(f"Weekly plot saved to {plot_path}")
+            # Create figure with two subplots
+            fig, axes = plt.subplots(2, 2, figsize=(14, 10))
+            fig.suptitle('Listing Appearance Patterns', fontsize=16, fontweight='bold')
+
+            # 1. Heatmap - Day vs Hour
+            ax1 = axes[0, 0]
+            im = ax1.imshow(heatmap_data.values, cmap='YlOrRd', aspect='auto')
+            ax1.set_xticks(range(24))
+            ax1.set_xticklabels(range(24), fontsize=8)
+            ax1.set_yticks(range(7))
+            ax1.set_yticklabels(days_order)
+            ax1.set_xlabel('Hour of Day')
+            ax1.set_ylabel('Day of Week')
+            ax1.set_title('Listings by Day & Hour')
+            plt.colorbar(im, ax=ax1, label='Count')
+
+            # 2. Bar chart - By day of week
+            ax2 = axes[0, 1]
+            day_counts = df['weekday'].value_counts().reindex(days_order, fill_value=0)
+            colors = plt.cm.get_cmap('Blues')(day_counts / day_counts.max() if day_counts.max() > 0 else day_counts)
+            bars = ax2.bar(range(7), day_counts.values, color=colors)
+            ax2.set_xticks(range(7))
+            ax2.set_xticklabels(['Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat', 'Sun'])
+            ax2.set_xlabel('Day of Week')
+            ax2.set_ylabel('Number of Listings')
+            ax2.set_title('Total Listings by Day')
+            for i, v in enumerate(day_counts.values):
+                if v > 0:
+                    ax2.text(i, v + 0.1, str(v), ha='center', fontsize=9)
+
+            # 3. Line chart - By hour
+            ax3 = axes[1, 0]
+            hour_counts = df['hour'].value_counts().reindex(range(24), fill_value=0)
+            ax3.plot(range(24), hour_counts.values, marker='o', linewidth=2, markersize=4, color='#2E86AB')
+            ax3.fill_between(range(24), hour_counts.values, alpha=0.3, color='#2E86AB')
+            ax3.set_xticks(range(0, 24, 2))
+            ax3.set_xlabel('Hour of Day')
+            ax3.set_ylabel('Number of Listings')
+            ax3.set_title('Total Listings by Hour')
+            ax3.grid(True, alpha=0.3)
+
+            # 4. Summary stats
+            ax4 = axes[1, 1]
+            ax4.axis('off')
+
+            # Calculate best times
+            best_day = day_counts.idxmax() if day_counts.max() > 0 else "N/A"
+            best_hour = hour_counts.idxmax() if hour_counts.max() > 0 else "N/A"
+            total_listings = len(df)
+
+            # Find peak combinations
+            peak_combo = heatmap_data.stack().idxmax() if heatmap_data.values.max() > 0 else ("N/A", "N/A")
+
+            # Fix: Ensure peak_combo is iterable
+            if isinstance(peak_combo, tuple) and len(peak_combo) == 2:
+                stats_text = f"🎯 Peak time: {peak_combo[0]} at {peak_combo[1]}:00"
+            else:
+                stats_text = "🎯 Peak time: N/A"
+
+            stats_text = f"""📊 Summary Statistics
+
+Total listings tracked: {total_listings}
+
+🏆 Best day: {best_day}
+⏰ Best hour: {best_hour}:00
+{stats_text}
+
+📈 Average per day: {total_listings/7:.1f}
+📅 Data collection period:
+   From: {df['timestamp'].min()[:10] if 'timestamp' in df.columns else 'N/A'}
+   To: {df['timestamp'].max()[:10] if 'timestamp' in df.columns else 'N/A'}
+"""
+            ax4.text(0.1, 0.9, stats_text, transform=ax4.transAxes, fontsize=11,
+                    verticalalignment='top', fontfamily='monospace',
+                    bbox=dict(boxstyle='round', facecolor='wheat', alpha=0.5))
+
+            plt.tight_layout()
+
+            # Save plot
+            plt.savefig(plot_path, dpi=150, bbox_inches='tight')
+            plt.close()
+
+            logger.info(f"Plot saved to {plot_path}")
             return str(plot_path)
         except Exception as e:
-            logger.error(f"Failed to generate weekly plot: {e}")
-            # Always generate a fallback empty plot
-            fig, ax = plt.subplots(figsize=(10, 6))
-            ax.set_xticks(range(24))
-            ax.set_yticks(range(7))
-            ax.set_xticklabels([f"{h}:00" for h in range(24)], rotation=90)
-            ax.set_yticklabels(["Mon", "Tue", "Wed", "Thu", "Fri", "Sat", "Sun"])
-            ax.set_title("Listings Heatmap (Error)")
-            ax.text(0.5, 0.5, "Plot error", fontsize=18, ha='center', va='center', transform=ax.transAxes, color='red')
-            plt.savefig(plot_path)
-            plt.close(fig)
-            return str(plot_path)
+            logger.error(f"Error creating plot: {e}")
+            return ""
 
 
     def _generate_error_rate_plot(self):
@@ -383,6 +439,8 @@ class ApplicationHandler:
 
         Returns (plot_path, summary_text) or (None, "") if insufficient data.
         """
+        import matplotlib.dates as mdates
+        from pathlib import Path
         if not self.applications_file.exists():
             logger.warning("No applications.json found for errorrate plot")
             return None, ""
@@ -390,25 +448,21 @@ class ApplicationHandler:
         try:
             with open(self.applications_file, 'r', encoding='utf-8') as f:
                 apps = json.load(f)
-
             if not apps:
-                logger.warning("No application data available for errorrate plot")
                 return None, ""
 
             # Convert to DataFrame
             rows = []
             for _id, rec in apps.items():
-                rows.append({
-                    "id": _id,
-                    "ts": pd.to_datetime(rec.get("timestamp")),
-                    "success": rec.get("success", False),
-                    "company": rec.get("company", "unknown")
-                })
-
+                ts = rec.get('timestamp')
+                try:
+                    dt = pd.to_datetime(ts)
+                except Exception:
+                    dt = pd.NaT
+                rows.append({'id': _id, 'company': rec.get('company'), 'success': bool(rec.get('success')), 'ts': dt})
             df = pd.DataFrame(rows)
             df = df.dropna(subset=['ts'])
             if df.empty:
-                logger.warning("No valid data for errorrate plot")
                 return None, ""
 
             df['date'] = df['ts'].dt.floor('D')
@@ -419,28 +473,83 @@ class ApplicationHandler:
             # Ensure index is sorted by date for plotting
             grouped = grouped.sort_index()
 
-            # Prepare plot
-            fig, ax = plt.subplots(figsize=(10, 6))
-            ax.plot(grouped.index, grouped['error_rate'], marker='o', color='red', label='Error Rate')
-            ax.set_title('Autopilot Error Rate Over Time')
-            ax.set_xlabel('Date')
-            ax.set_ylabel('Error Rate')
-            ax.legend()
-            ax.grid(True)
+            # Prepare plot: convert dates to matplotlib numeric x-values so bars and line align
+            fig, (ax1, ax2, ax3) = plt.subplots(3, 1, figsize=(12, 12), sharex=True)
 
-            # Save plot to the same directory as the applications file
+            dates = pd.to_datetime(grouped.index).to_pydatetime()
+            x = mdates.date2num(dates)
+            width = 0.6  # width in days for bars
+
+            successes = grouped['successes'].values
+            failures = grouped['failures'].values
+
+            ax1.bar(x, successes, width=width, color='#2E8B57', align='center')
+            ax1.bar(x, failures, bottom=successes, width=width, color='#C44A4A', align='center')
+            ax1.set_ylabel('Count')
+            ax1.set_title('Autopilot: Successes vs Failures (by day)')
+            ax1.set_xticks(x)
+            ax1.set_xlim(min(x) - 1, max(x) + 1)
+            ax1.xaxis.set_major_locator(mdates.AutoDateLocator())
+            ax1.xaxis.set_major_formatter(mdates.DateFormatter('%Y-%m-%d'))
+
+            # Plot error rate line on same x (date) axis
+            ax2.plot(x, grouped['error_rate'].values, marker='o', color='#3333AA', linewidth=2)
+            ax2.set_ylim(-0.02, 1.02)
+            ax2.set_ylabel('Error rate')
+            ax2.set_xlabel('Date')
+            ax2.set_title('Daily Error Rate (failures / total)')
+            ax2.grid(True, alpha=0.3)
+            ax2.set_xticks(x)
+            ax2.set_xlim(min(x) - 1, max(x) + 1)
+            ax2.xaxis.set_major_locator(mdates.AutoDateLocator())
+            ax2.xaxis.set_major_formatter(mdates.DateFormatter('%Y-%m-%d'))
+
+            # Error rate by company (line plot)
+            company_grouped = df.groupby(['date', 'company']).agg(total=('id','count'), successes=('success', lambda x: x.sum()))
+            company_grouped['failures'] = company_grouped['total'] - company_grouped['successes']
+            company_grouped['error_rate'] = company_grouped['failures'] / company_grouped['total']
+            company_grouped = company_grouped.reset_index()
+            error_rate_pivot = company_grouped.pivot(index='date', columns='company', values='error_rate')
+            for company in error_rate_pivot.columns:
+                y = error_rate_pivot[company].values
+                ax3.plot(x, y, marker='o', label=str(company))
+            ax3.set_ylim(-0.02, 1.02)
+            ax3.set_ylabel('Error rate')
+            ax3.set_xlabel('Date')
+            ax3.set_title('Daily Error Rate by Company')
+            ax3.grid(True, alpha=0.3)
+            ax3.set_xticks(x)
+            ax3.set_xlim(min(x) - 1, max(x) + 1)
+            ax3.xaxis.set_major_locator(mdates.AutoDateLocator())
+            ax3.xaxis.set_major_formatter(mdates.DateFormatter('%Y-%m-%d'))
+            ax3.legend(title='Company', loc='upper right', fontsize='small')
+
+            fig.autofmt_xdate()
+            plt.tight_layout()
             plot_path = self.applications_file.parent / 'error_rate.png'
-            plt.savefig(plot_path)
+            tmp_path = self.applications_file.parent / 'error_rate.tmp.png'
+            # Save to a temp file first and atomically replace to ensure overwrite
+            fig.savefig(tmp_path, format='png')
             plt.close(fig)
+            try:
+                tmp_path.replace(plot_path)
+            except Exception:
+                # Fallback: try removing existing and renaming
+                try:
+                    if plot_path.exists():
+                        plot_path.unlink()
+                    tmp_path.rename(plot_path)
+                except Exception:
+                    logger.exception(f"Failed to write plot to {plot_path}")
 
             # Summary
             total_attempts = int(grouped['total'].sum())
             total_success = int(grouped['successes'].sum())
             total_fail = int(grouped['failures'].sum())
-            overall_error = (total_fail / total_attempts) if total_attempts > 0 else 0.0
+            overall_error = (total_fail / total_attempts) if total_attempts>0 else 0.0
             summary = f"<b>Total attempts:</b> {total_attempts}\n<b>Successes:</b> {total_success}\n<b>Failures:</b> {total_fail}\n<b>Overall error rate:</b> {overall_error:.1%}"
 
-            return plot_path, summary
+            return str(plot_path), summary
         except Exception as e:
             logger.exception(f"Failed to generate error rate plot: {e}")
             return None, ""
diff --git a/docker-compose.dev.yml b/docker-compose.dev.yml
index 09fad43..90b059b 100644
--- a/docker-compose.dev.yml
+++ b/docker-compose.dev.yml
@@ -11,5 +11,5 @@ services:
     volumes:
       - ./data:/app/data:rw
     environment:
-      - CHECK_INTERVAL=30
+      - CHECK_INTERVAL=60
       - WOHNBOT_DEV=1
diff --git a/handlers/degewo_handler.py b/handlers/degewo_handler.py
index a2d6a1f..5bef474 100644
--- a/handlers/degewo_handler.py
+++ b/handlers/degewo_handler.py
@@ -12,6 +12,7 @@ class DegewoHandler(BaseHandler):
         self.context = browser_context
 
     async def apply(self, listing: dict, result: dict) -> dict:
+        import os
         DATA_DIR = Path("data/degewo")
         DATA_DIR.mkdir(parents=True, exist_ok=True)
         page = await self.context.new_page()
@@ -60,31 +61,173 @@ class DegewoHandler(BaseHandler):
                 await asyncio.sleep(3)
 
                 # Degewo uses Wohnungshelden iframe for the application form
-                # Find the iframe and get its URL to navigate directly
                 iframe_element = await page.query_selector('iframe[src*="wohnungshelden.de"]')
                 if iframe_element:
                     iframe_url = await iframe_element.get_attribute('src')
                     logger.info(f"[DEGEWO] Found Wohnungshelden iframe: {iframe_url}")
 
-                    # Navigate to the iframe URL directly in a new page for full access
                     iframe_page = await self.context.new_page()
                     try:
                         await iframe_page.goto(iframe_url, wait_until="networkidle")
                         await asyncio.sleep(2)
                         logger.info("[DEGEWO] Loaded Wohnungshelden application page")
-                        # TODO: Implement form-filling and submission logic here
+
+                        # Screenshot and HTML for debugging
+                        screenshot_path = DATA_DIR / f"degewo_wohnungshelden_{listing['id']}.png"
+                        await iframe_page.screenshot(path=str(screenshot_path), full_page=True)
+                        logger.info(f"[DEGEWO] Saved Wohnungshelden screenshot to {screenshot_path}")
+                        html_content = await iframe_page.content()
+                        html_path = DATA_DIR / f"degewo_wohnungshelden_{listing['id']}.html"
+                        with open(html_path, 'w', encoding='utf-8') as f:
+                            f.write(html_content)
+                        logger.info(f"[DEGEWO] Saved HTML to {html_path}")
+
+                        # Fill out Wohnungshelden form
+                        form_filled = False
+                        # Anrede (Salutation)
+                        try:
+                            salutation_dropdown = await iframe_page.query_selector('#salutation-dropdown, ng-select[id*="salutation"]')
+                            if salutation_dropdown:
+                                await salutation_dropdown.click()
+                                await asyncio.sleep(0.5)
+                                anrede_option = await iframe_page.query_selector(f'.ng-option:has-text("{os.environ.get("FORM_ANREDE", "Herr")}")')
+                                if anrede_option:
+                                    await anrede_option.click()
+                                    logger.info(f"[DEGEWO] Selected Anrede: {os.environ.get('FORM_ANREDE', 'Herr')}")
+                                    form_filled = True
+                        except Exception as e:
+                            logger.warning(f"[DEGEWO] Could not set Anrede: {e}")
+
+                        # Vorname
+                        try:
+                            vorname_field = await iframe_page.query_selector('#firstName')
+                            if vorname_field:
+                                await vorname_field.fill(os.environ.get("FORM_VORNAME", "Max"))
+                                logger.info(f"[DEGEWO] Filled Vorname: {os.environ.get('FORM_VORNAME', 'Max')}")
+                                form_filled = True
+                        except Exception as e:
+                            logger.warning(f"[DEGEWO] Could not fill Vorname: {e}")
+
+                        # Nachname
+                        try:
+                            nachname_field = await iframe_page.query_selector('#lastName')
+                            if nachname_field:
+                                await nachname_field.fill(os.environ.get("FORM_NACHNAME", "Mustermann"))
+                                logger.info(f"[DEGEWO] Filled Nachname: {os.environ.get('FORM_NACHNAME', 'Mustermann')}")
+                                form_filled = True
+                        except Exception as e:
+                            logger.warning(f"[DEGEWO] Could not fill Nachname: {e}")
+
+                        # E-Mail
+                        try:
+                            email_field = await iframe_page.query_selector('#email')
+                            if email_field:
+                                await email_field.fill(os.environ.get("FORM_EMAIL", "test@example.com"))
+                                logger.info(f"[DEGEWO] Filled E-Mail: {os.environ.get('FORM_EMAIL', 'test@example.com')}")
+                                form_filled = True
+                        except Exception as e:
+                            logger.warning(f"[DEGEWO] Could not fill E-Mail: {e}")
+
+                        # Telefonnummer
+                        try:
+                            tel_field = await iframe_page.query_selector('input[id*="telefonnummer"]')
+                            if tel_field:
+                                await tel_field.fill(os.environ.get("FORM_PHONE", "0123456789"))
+                                logger.info(f"[DEGEWO] Filled Telefon: {os.environ.get('FORM_PHONE', '0123456789')}")
+                                form_filled = True
+                        except Exception as e:
+                            logger.warning(f"[DEGEWO] Could not fill Telefon: {e}")
+
+                        # Anzahl einziehende Personen
+                        try:
+                            personen_field = await iframe_page.query_selector('input[id*="numberPersonsTotal"]')
+                            if personen_field:
+                                await personen_field.fill(os.environ.get("FORM_PERSONS", "1"))
+                                logger.info(f"[DEGEWO] Filled Anzahl Personen: {os.environ.get('FORM_PERSONS', '1')}")
+                                form_filled = True
+                        except Exception as e:
+                            logger.warning(f"[DEGEWO] Could not fill Anzahl Personen: {e}")
+
+                        # "Für sich selbst" dropdown
+                        try:
+                            selbst_dropdown = await iframe_page.query_selector('ng-select[id*="fuer_wen"]')
+                            if selbst_dropdown:
+                                await selbst_dropdown.click()
+                                await asyncio.sleep(0.5)
+                                selbst_option = await iframe_page.query_selector('.ng-option:has-text("Für mich selbst"), .ng-option:has-text("selbst")')
+                                if selbst_option:
+                                    await selbst_option.click()
+                                    logger.info("[DEGEWO] Selected: Für mich selbst")
+                                    form_filled = True
+                        except Exception as e:
+                            logger.warning(f"[DEGEWO] Could not set 'Für sich selbst': {e}")
+
+                        await asyncio.sleep(1)
+
+                        # Take screenshot after filling form
+                        screenshot_path = DATA_DIR / f"degewo_form_filled_{listing['id']}.png"
+                        await iframe_page.screenshot(path=str(screenshot_path), full_page=True)
+                        logger.info(f"[DEGEWO] Saved filled form screenshot to {screenshot_path}")
+
+                        # Try to submit
+                        try:
+                            submit_selectors = [
+                                'button[type="submit"]',
+                                'input[type="submit"]',
+                                'button:has-text("Absenden")',
+                                'button:has-text("Senden")',
+                                'button:has-text("Anfrage")',
+                                'button:has-text("Bewerben")',
+                                'button:has-text("Submit")',
+                                '.btn-primary',
+                                '.submit-btn',
+                            ]
+
+                            submit_btn = None
+                            for selector in submit_selectors:
+                                submit_btn = await iframe_page.query_selector(selector)
+                                if submit_btn and await submit_btn.is_visible():
+                                    logger.info(f"[DEGEWO] Found submit button with selector: {selector}")
+                                    break
+                                submit_btn = None
+
+                            if submit_btn:
+                                await submit_btn.click()
+                                logger.info("[DEGEWO] Clicked submit button")
+                                await asyncio.sleep(3)
+
+                                # Take screenshot after submission
+                                screenshot_path = DATA_DIR / f"degewo_submitted_{listing['id']}.png"
+                                await iframe_page.screenshot(path=str(screenshot_path), full_page=True)
+                                logger.info(f"[DEGEWO] Saved submission screenshot to {screenshot_path}")
+
+                                result["success"] = True
+                                result["message"] = "Application submitted via Wohnungshelden"
+                            else:
+                                result["success"] = False
+                                result["message"] = "Wohnungshelden form loaded but submit button not found"
+                                logger.warning("[DEGEWO] Submit button not found in Wohnungshelden form")
+                        except Exception as e:
+                            result["success"] = False
+                            result["message"] = f"Wohnungshelden submit error: {str(e)}"
+                            logger.warning(f"[DEGEWO] Submit error: {e}")
                     finally:
                         await iframe_page.close()
                 else:
-                    # No iframe found - try the old approach (fallback for different page structure)
                     logger.warning("[DEGEWO] Wohnungshelden iframe not found, trying direct form...")
-                    # TODO: Implement fallback logic here
+                    screenshot_path = DATA_DIR / f"degewo_noiframe_{listing['id']}.png"
+                    await page.screenshot(path=str(screenshot_path), full_page=True)
+                    html_content = await page.content()
+                    html_path = DATA_DIR / "degewo_debug.html"
+                    with open(html_path, 'w', encoding='utf-8') as f:
+                        f.write(html_content)
+                    result["success"] = False
+                    result["message"] = "Wohnungshelden iframe not found on page"
             else:
                 result["message"] = "No kontaktieren button found"
                 logger.warning("[DEGEWO] Could not find kontaktieren button")
                 screenshot_path = DATA_DIR / f"degewo_nobtn_{listing['id']}.png"
                 await page.screenshot(path=str(screenshot_path), full_page=True)
-
             await page.close()
             return result
         except Exception as e:
diff --git a/handlers/wgcompany_notifier.py b/handlers/wgcompany_notifier.py
index 26f3b72..2bc8fa0 100644
--- a/handlers/wgcompany_notifier.py
+++ b/handlers/wgcompany_notifier.py
@@ -38,6 +38,7 @@ class WGCompanyNotifier:
             logger.info("[WGCOMPANY] Browser initialized")
 
     async def fetch_listings(self):
+        await self.init_browser()
         listings = []
         try:
             page = await self.context.new_page()
diff --git a/requirements.txt b/requirements.txt
index 5c094d8..39935e8 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,5 @@
 requests>=2.31.0
+httpx>=0.24.0
 playwright>=1.57.0
 matplotlib>=3.8.0
 pandas>=2.0.0
diff --git a/telegram_bot.py b/telegram_bot.py
index 553efac..3879a02 100644
--- a/telegram_bot.py
+++ b/telegram_bot.py
@@ -1,4 +1,5 @@
 
+
 import os
 import logging
 import threading
@@ -7,6 +8,7 @@ import requests
 import asyncio
 
 
+
 # Configuration from environment
 TELEGRAM_BOT_TOKEN = os.environ.get("TELEGRAM_BOT_TOKEN", "")
 TELEGRAM_CHAT_ID = os.environ.get("TELEGRAM_CHAT_ID", "")
@@ -16,9 +18,30 @@ logger = logging.getLogger(__name__)
 
 
 class TelegramBot:
-    """Handle Telegram commands for controlling the monitor"""
 
-    def _handle_reset_listings_command(self):
+    async def _handle_help_command(self):
+        """Send a help message with available commands."""
+        help_text = (
+            "<b>Available commands:</b>\n"
+            "/autopilot on|off - Enable/disable autopilot\n"
+            "/status - Show current status\n"
+            "/plot - Show weekly listing pattern plot\n"
+            "/errorrate - Show autopilot error rate plot\n"
+            "/retryfailed - Retry failed applications\n"
+            "/resetlistings - Reset listings file\n"
+            "/help - Show this help message"
+        )
+        await self._send_message(help_text)
+
+    async def _handle_unknown_command(self, text):
+        """Handle unknown commands and notify the user."""
+        cmd = text.split()[0] if text else text
+        msg = (
+            f"❓ Unknown command: <code>{cmd}</code>\n\nUse /help to see available commands."
+        )
+        await self._send_message(msg)
+
+    async def _handle_reset_listings_command(self):
         """Move listings.json to data/old/ with a timestamp, preserving statistics and application history."""
         import shutil
         from datetime import datetime
@@ -29,15 +52,20 @@ class TelegramBot:
                 # Ensure old_dir exists
                 os.makedirs(old_dir, exist_ok=True)
                 timestamp = datetime.now().strftime("%Y%m%d_%H%M%S")
-                dest_path = os.path.join(old_dir, f"listings_{timestamp}.json")
+                dest_path = os.path.join(
+                    old_dir, f"listings_{timestamp}.json"
+                )
                 shutil.move(listings_path, dest_path)
-                msg = f"🗑️ <b>Listings reset:</b>\n<code>listings.json</code> moved to <code>old/listings_{timestamp}.json</code>."
+                msg = (
+                    f"🗑️ <b>Listings reset:</b>\n<code>listings.json</code> moved to "
+                    f"<code>old/listings_{timestamp}.json</code>."
+                )
             else:
                 msg = "ℹ️ No listings file found to move."
-            self._send_message(msg)
+            await self._send_message(msg)
         except Exception as e:
             logger.error(f"Error resetting listings: {e}")
-            self._send_message(f"❌ Error resetting listings: {str(e)}")
+            await self._send_message(f"❌ Error resetting listings: {str(e)}")
 
     def __init__(self, monitor, bot_token=None, chat_id=None, event_loop=None):
         self.monitor = monitor
@@ -89,44 +117,31 @@ class TelegramBot:
             logger.debug(f"Ignoring message from unknown chat: {chat_id}")
             return
         logger.info(f"Received Telegram command: {text}")
+        loop = self.event_loop
         if text.startswith("/autopilot"):
-            self._handle_autopilot_command(text)
+            asyncio.run_coroutine_threadsafe(self._handle_autopilot_command(text), loop)
         elif text == "/status":
-            self._handle_status_command()
+            asyncio.run_coroutine_threadsafe(self._handle_status_command(), loop)
         elif text == "/help":
-            self._handle_help_command()
+            asyncio.run_coroutine_threadsafe(self._handle_help_command(), loop)
         elif text == "/plot":
-            self._handle_plot_command()
+            asyncio.run_coroutine_threadsafe(self._handle_plot_command(), loop)
         elif text == "/errorrate":
-            self._handle_error_rate_command()
+            asyncio.run_coroutine_threadsafe(self._handle_error_rate_command(), loop)
         elif text == "/retryfailed":
-            # Schedule coroutine on the main event loop for thread safety
             fut = asyncio.run_coroutine_threadsafe(
                 self._handle_retry_failed_command(max_retries=TELEGRAM_MAX_RETRIES),
-                self.event_loop
+                loop
             )
-            # Optionally, wait for result or handle exceptions
             try:
                 fut.result()
             except Exception as e:
                 logger.error(f"/retryfailed command failed: {e}")
         elif text == "/resetlistings":
-            self._handle_reset_listings_command()
+            asyncio.run_coroutine_threadsafe(self._handle_reset_listings_command(), loop)
         elif text.startswith("/"):
-            self._handle_unknown_command(text)
-        def _handle_reset_listings_command(self):
-            """Delete listings.json (not wgcompany_listings.json), but preserve statistics and application history."""
-            try:
-                listings_path = os.path.join("data", "listings.json")
-                if os.path.exists(listings_path):
-                    os.remove(listings_path)
-                    msg = "🗑️ <b>Listings reset:</b>\n<code>listings.json</code> deleted."
-                else:
-                    msg = "ℹ️ No listings file found to delete."
-                self._send_message(msg)
-            except Exception as e:
-                logger.error(f"Error resetting listings: {e}")
-                self._send_message(f"❌ Error resetting listings: {str(e)}")
+            asyncio.run_coroutine_threadsafe(self._handle_unknown_command(text), loop)
+
     async def _handle_retry_failed_command(self, max_retries: int = 3):
         """Retry all failed applications up to max_retries."""
         # Ensure browser context is initialized
@@ -137,11 +152,11 @@ class TelegramBot:
         if hasattr(self.app_handler, 'context') and hasattr(self.app_handler, 'handlers'):
             for handler in self.app_handler.handlers.values():
                 handler.context = self.app_handler.context
-        self._send_message(f"🔄 Retrying failed applications (max retries: {max_retries})...")
         applications = self.app_handler.load_applications()
         failed = [app for app in applications.values() if not app.get("success") and app.get("retries", 0) < max_retries]
+        await self._send_message(f"🔄 Retrying {len(failed)} failed applications (max retries: {max_retries})...")
         if not failed:
-            self._send_message("✅ No failed applications to retry (or all reached max retries).")
+            await self._send_message("✅ No failed applications to retry (or all reached max retries).")
             return
         results = {}
         details = []
@@ -170,26 +185,26 @@ class TelegramBot:
         summary = f"🔄 Retried {len(results)} failed applications.\n✅ Success: {n_success}\n❌ Still failed: {n_fail}"
         if details:
             summary += "\n\n<b>Details:</b>\n" + "\n".join(details)
-        self._send_message(summary)
+        await self._send_message(summary)
 
-    def _handle_autopilot_command(self, text):
+    async def _handle_autopilot_command(self, text):
         logger.info(f"Processing autopilot command: {text}")
         parts = text.split()
         if len(parts) < 2:
-            self._send_message("Usage: /autopilot on|off")
+            await self._send_message("Usage: /autopilot on|off")
             return
         action = parts[1].lower()
         if action == "on":
             logger.info("Enabling autopilot mode")
             self.monitor.set_autopilot(True)
-            self._send_message("🤖 <b>Autopilot ENABLED</b>\n\nI will automatically apply to new listings!")
+            await self._send_message("🤖 <b>Autopilot ENABLED</b>\n\nI will automatically apply to new listings!")
         elif action == "off":
             self.monitor.set_autopilot(False)
-            self._send_message("🛑 <b>Autopilot DISABLED</b>\n\nI will only notify you of new listings.")
+            await self._send_message("🛑 <b>Autopilot DISABLED</b>\n\nI will only notify you of new listings.")
         else:
-            self._send_message("Usage: /autopilot on|off")
+            await self._send_message("Usage: /autopilot on|off")
 
-    def _handle_status_command(self):
+    async def _handle_status_command(self):
         state = self.app_handler.load_state()
         autopilot = state.get("autopilot", False)
         applications = self.app_handler.load_applications()
@@ -203,89 +218,83 @@ class TelegramBot:
             status += "\n\n<b>By company:</b>"
             for company, count in sorted(by_company.items()):
                 status += f"\n  • {company}: {count}"
-        self._send_message(status)
+        await self._send_message(status)
 
-    def _handle_plot_command(self):
+    async def _handle_plot_command(self):
         logger.info("Generating listing times plot...")
         try:
             plot_path = self.app_handler._generate_weekly_plot()
-            self._send_photo(plot_path, "\U0001f4ca <b>Weekly Listing Patterns</b>\n\nThis shows when new listings typically appear throughout the week.")
+            await self._send_photo(plot_path, "\U0001f4ca <b>Weekly Listing Patterns</b>\n\nThis shows when new listings typically appear throughout the week.")
         except Exception as e:
             logger.error(f"Error generating plot: {e}")
             import traceback
             logger.error(traceback.format_exc())
-            self._send_message(f"\u274c Error generating plot: {str(e)}")
-        cmd = text.split()[0] if text else text
-        self._send_message(f"❓ Unknown command: <code>{cmd}</code>\n\nUse /help to see available commands.")
+            await self._send_message(f"\u274c Error generating plot: {str(e)}")
 
-    def _handle_error_rate_command(self):
+    async def _handle_error_rate_command(self):
         logger.info("Generating autopilot errorrate plot...")
         try:
             plot_path, summary = self.app_handler._generate_error_rate_plot()
             caption = "📉 <b>Autopilot Success vs Failure</b>\n\n" + summary
-            self._send_photo(plot_path, caption)
+            await self._send_photo(plot_path, caption)
         except Exception as e:
             logger.error(f"Error generating errorrate plot: {e}")
             import traceback
             logger.error(traceback.format_exc())
-            self._send_message(f"❌ Error generating errorrate plot: {str(e)}")
+            await self._send_message(f"❌ Error generating errorrate plot: {str(e)}")
 
-    def _handle_plot_command(self):
-        logger.info("Generating listing times plot...")
-        try:
-            plot_path = self.app_handler._generate_weekly_plot()
-            if plot_path:
-                self._send_photo(plot_path, "📊 <b>Weekly Listing Patterns</b>\n\nThis shows when new listings typically appear throughout the week.")
-            else:
-                self._send_message("📊 Not enough data to generate plot yet. Keep monitoring!")
-        except Exception as e:
-            logger.error(f"Error generating plot: {e}")
-            import traceback
-            logger.error(traceback.format_exc())
-            self._send_message(f"❌ Error generating plot: {str(e)}")
 
-    def _send_message(self, text):
-        """Send a text message to the configured Telegram chat, with detailed error logging."""
+    async def _send_message(self, text):
+        """Send a text message to the configured Telegram chat, with detailed error logging (async)."""
+        import httpx
+        MAX_LENGTH = 4096  # Telegram message character limit
         if not self.bot_token or not self.chat_id:
             logger.warning("Telegram bot token or chat ID not configured, cannot send message")
             return
         url = f"https://api.telegram.org/bot{self.bot_token}/sendMessage"
-        payload = {"chat_id": self.chat_id, "text": text, "parse_mode": "HTML"}
+        # Split message into chunks if too long
+        messages = []
+        if isinstance(text, str) and len(text) > MAX_LENGTH:
+            # Try to split on line breaks for readability
+            lines = text.split('\n')
+            chunk = ""
+            for line in lines:
+                if len(chunk) + len(line) + 1 > MAX_LENGTH:
+                    messages.append(chunk)
+                    chunk = line
+                else:
+                    if chunk:
+                        chunk += "\n"
+                    chunk += line
+            if chunk:
+                messages.append(chunk)
+        else:
+            messages = [text]
         try:
-            response = requests.post(url, json=payload, timeout=10)
-            logger.info(f"[TELEGRAM] Sent message: status={response.status_code}, ok={response.ok}, response={response.text}")
-            if not response.ok:
-                logger.error(f"Failed to send Telegram message: {response.text}")
+            async with httpx.AsyncClient(timeout=10) as client:
+                for idx, msg in enumerate(messages):
+                    payload = {"chat_id": self.chat_id, "text": msg, "parse_mode": "HTML"}
+                    response = await client.post(url, json=payload)
+                    logger.info(f"[TELEGRAM] Sent message part {idx+1}/{len(messages)}: status={response.status_code}, ok={response.is_success}")
+                    if not response.is_success:
+                        logger.error(f"Failed to send Telegram message: {response.text}")
         except Exception as e:
             logger.error(f"Error while sending Telegram message: {e}")
-            import traceback
-            logger.error(traceback.format_exc())
 
-    def _send_photo(self, photo_path, caption):
-        """Send a photo to the configured Telegram chat."""
+    async def _send_photo(self, photo_path, caption):
+        """Send a photo to the configured Telegram chat (async)."""
+        import httpx
         if not self.bot_token or not self.chat_id:
             logger.warning("Telegram bot token or chat ID not configured, cannot send photo")
             return
         url = f"https://api.telegram.org/bot{self.bot_token}/sendPhoto"
-        with open(photo_path, "rb") as photo:
-            payload = {"chat_id": self.chat_id, "caption": caption, "parse_mode": "HTML"}
-            files = {"photo": photo}
-            try:
-                response = requests.post(url, data=payload, files=files, timeout=10)
-                if not response.ok:
-                    logger.error(f"Failed to send Telegram photo: {response.text}")
-            except Exception as e:
-                logger.error(f"Error while sending Telegram photo: {e}")
-
-    def _generate_error_rate_plot(self):
-        """Generate and send a plot showing success vs failure ratio for autopilot applications."""
-        logger.info("Generating autopilot errorrate plot...")
         try:
-            plot_path, summary = self.app_handler._generate_error_rate_plot()
-            if plot_path:
-                self._send_photo(plot_path, caption=summary)
-            else:
-                self._send_message("No data available to generate the error rate plot.")
+            with open(photo_path, "rb") as photo:
+                files = {"photo": (photo_path, photo, "image/jpeg")}
+                data = {"chat_id": self.chat_id, "caption": caption, "parse_mode": "HTML"}
+                async with httpx.AsyncClient(timeout=10) as client:
+                    response = await client.post(url, data=data, files=files)
+                if not response.is_success:
+                    logger.error(f"Failed to send Telegram photo: {response.text}")
         except Exception as e:
-            logger.error(f"Error generating errorrate plot: {e}")
-            self._send_message(f"❌ Error generating errorrate plot: {str(e)}")
\ No newline at end of file
+            logger.error(f"Error while sending Telegram photo: {e}")
diff --git a/tests/test_application_handler.py b/tests/test_application_handler.py
index 0671c35..569ee71 100644
--- a/tests/test_application_handler.py
+++ b/tests/test_application_handler.py
@@ -16,12 +16,18 @@ def temp_applications_file(tmp_path):
 @pytest.fixture
 def application_handler(temp_applications_file, monkeypatch):
     """Fixture to create an ApplicationHandler instance with a temporary applications file."""
+    class DummyContext: pass
+    class DummyStateManager: pass
     monkeypatch.setattr("application_handler.APPLICATIONS_FILE", temp_applications_file)
-    return ApplicationHandler(browser_context=None, state_manager=None)
+    return ApplicationHandler(browser_context=DummyContext(), state_manager=DummyStateManager(), applications_file=temp_applications_file)
 
 
+import types
+class DummyContext: pass
+class DummyStateManager: pass
+
 def test_detect_company_domains():
-    handler = ApplicationHandler(browser_context=None, state_manager=None)
+    handler = ApplicationHandler(browser_context=DummyContext(), state_manager=DummyStateManager())
     assert handler._detect_company('https://howoge.de/abc') == 'howoge'
     assert handler._detect_company('https://www.howoge.de/abc') == 'howoge'
     assert handler._detect_company('https://portal.gewobag.de/') == 'gewobag'
@@ -32,7 +38,7 @@ def test_detect_company_domains():
     assert handler._detect_company('https://wbm.de/') == 'wbm'
 
 def test_detect_company_path_fallback():
-    handler = ApplicationHandler(browser_context=None, state_manager=None)
+    handler = ApplicationHandler(browser_context=DummyContext(), state_manager=DummyStateManager())
     assert handler._detect_company('https://example.com/howoge/abc') == 'howoge'
     assert handler._detect_company('https://foo.bar/gewobag') == 'gewobag'
     assert handler._detect_company('https://foo.bar/degewo') == 'degewo'
@@ -41,7 +47,7 @@ def test_detect_company_path_fallback():
     assert handler._detect_company('https://foo.bar/wbm') == 'wbm'
 
 def test_detect_company_unknown():
-    handler = ApplicationHandler(browser_context=None, state_manager=None)
+    handler = ApplicationHandler(browser_context=DummyContext(), state_manager=DummyStateManager())
     assert handler._detect_company('https://example.com/') == 'unknown'
     assert handler._detect_company('') == 'unknown'
     assert handler._detect_company(None) == 'unknown'
diff --git a/tests/test_company_detection.py b/tests/test_company_detection.py
index 9c7d012..e591968 100644
--- a/tests/test_company_detection.py
+++ b/tests/test_company_detection.py
@@ -13,7 +13,8 @@ class DummyStateManager:
 
 def make_handler():
     # context is not used for _detect_company
-    return ApplicationHandler(browser_context=None, state_manager=DummyStateManager())
+    class DummyContext: pass
+    return ApplicationHandler(browser_context=DummyContext(), state_manager=DummyStateManager())
 
 def test_detect_company_domains():
     handler = make_handler()
diff --git a/tests/test_error_rate_plot.py b/tests/test_error_rate_plot.py
index 342ae73..15ffa1b 100644
--- a/tests/test_error_rate_plot.py
+++ b/tests/test_error_rate_plot.py
@@ -24,17 +24,23 @@ class DummyStateManager:
     def is_autopilot_enabled(self): return False
 
 
+
 @patch("matplotlib.pyplot.savefig")
 def test_generate_error_rate_plot_no_data(mock_savefig, temp_applications_file):
-    handler = ApplicationHandler(None, DummyStateManager(), applications_file=temp_applications_file)
+    class DummyContext: pass
+    handler = ApplicationHandler(DummyContext(), DummyStateManager(), applications_file=temp_applications_file)
     plot_path, summary = handler._generate_error_rate_plot()
     assert plot_path is None or plot_path == ""
     assert summary == ""
 
 
-@patch("matplotlib.pyplot.savefig")
+
+from unittest.mock import patch
+
+@patch("matplotlib.figure.Figure.savefig")
 def test_generate_error_rate_plot_with_data(mock_savefig, temp_applications_file):
-    handler = ApplicationHandler(None, DummyStateManager(), applications_file=temp_applications_file)
+    class DummyContext: pass
+    handler = ApplicationHandler(DummyContext(), DummyStateManager(), applications_file=temp_applications_file)
     # Write valid data to the temp applications file
     temp_applications_file.write_text('''
     {
@@ -48,4 +54,4 @@ def test_generate_error_rate_plot_with_data(mock_savefig, temp_applications_file
     assert "Successes" in summary
     assert "Failures" in summary
     assert "Overall error rate" in summary
-    mock_savefig.assert_called_once()
\ No newline at end of file
+    mock_savefig.assert_called()
\ No newline at end of file
diff --git a/tests/test_handlers.py b/tests/test_handlers.py
index bc790db..f2aa38d 100644
--- a/tests/test_handlers.py
+++ b/tests/test_handlers.py
@@ -1,3 +1,6 @@
+import sys
+from pathlib import Path
+sys.path.append(str(Path(__file__).parent.parent))
 import pytest
 from handlers.howoge_handler import HowogeHandler
 from handlers.gewobag_handler import GewobagHandler
@@ -16,7 +19,7 @@ class MockBaseHandler(BaseHandler):
 async def test_howoge_handler():
     context = AsyncMock()
     handler = HowogeHandler(context)
-    listing = {"link": "https://www.howoge.de/example"}
+    listing = {"link": "https://www.howoge.de/example", "id": "testid"}
     result = {"success": False}
     await handler.apply(listing, result)
     assert "success" in result