diff --git a/pyproject.toml b/pyproject.toml
index 694fa08..39efb4d 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -13,6 +13,10 @@ dependencies = [
     "numpy>=1.24.0",
     "rich>=13.0.0",
     "python-dotenv>=1.0.0",
+    "tabulate>=0.9.0",
+    "scipy>=1.10.0",
+    "grpcio>=1.50.0",
+    "grpcio-tools>=1.50.0",
 ]
 
 [project.scripts]
diff --git a/requirements.txt b/requirements.txt
index d9eec01..ec725b2 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -6,4 +6,6 @@ numpy>=1.24.0
 rich>=13.0.0
 python-dotenv>=1.0.0
 tabulate>=0.9.0
-scipy>=1.10.0
\ No newline at end of file
+scipy>=1.10.0
+grpcio>=1.50.0
+grpcio-tools>=1.50.0
\ No newline at end of file
diff --git a/src/experiment/lnd_grpc_client.py b/src/experiment/lnd_grpc_client.py
index 9a74361..635d983 100644
--- a/src/experiment/lnd_grpc_client.py
+++ b/src/experiment/lnd_grpc_client.py
@@ -434,11 +434,32 @@ class AsyncLNDgRPCClient:
         return await loop.run_in_executor(None, self.sync_client.list_channels)
     
     async def update_channel_policy(self, *args, **kwargs):
-        """Async version of update_channel_policy"""
-        loop = asyncio.get_event_loop()
-        return await loop.run_in_executor(
-            None, self.sync_client.update_channel_policy, *args, **kwargs
+        """Async version of update_channel_policy with enhanced logging"""
+        logger.debug(
+            f"gRPC update_channel_policy called with:\n"
+            f"  Args: {args}\n"
+            f"  Kwargs: {kwargs}"
         )
+        
+        try:
+            loop = asyncio.get_event_loop()
+            # Fix: Use lambda to properly pass kwargs to run_in_executor
+            result = await loop.run_in_executor(
+                None, lambda: self.sync_client.update_channel_policy(*args, **kwargs)
+            )
+            
+            logger.debug(f"gRPC update_channel_policy succeeded: {result}")
+            return result
+            
+        except Exception as e:
+            logger.error(
+                f"gRPC update_channel_policy failed:\n"
+                f"  Error: {str(e)}\n"
+                f"  Exception Type: {type(e).__name__}\n"
+                f"  Args: {args}\n"
+                f"  Kwargs: {kwargs}"
+            )
+            raise
     
     async def __aenter__(self):
         return self
diff --git a/src/policy/engine.py b/src/policy/engine.py
index 84a11ce..4027bbf 100644
--- a/src/policy/engine.py
+++ b/src/policy/engine.py
@@ -304,58 +304,99 @@ class PolicyEngine:
     def match_channel(self, channel_data: Dict[str, Any]) -> List[PolicyRule]:
         """Find matching policies for a channel"""
         matching_rules = []
+        channel_id = channel_data.get('channel_id', 'unknown')
+        
+        logger.debug(f"Evaluating policies for channel {channel_id}:")
+        logger.debug(f"  Channel Data: capacity={channel_data.get('capacity', 0):,}, "
+                    f"balance_ratio={channel_data.get('local_balance_ratio', 0.5):.2%}, "
+                    f"activity={channel_data.get('activity_level', 'unknown')}")
         
         for rule in self.rules:
             if not rule.enabled:
+                logger.debug(f"  Skipping disabled policy: {rule.name}")
                 continue
                 
             if self._channel_matches(channel_data, rule.matcher):
                 matching_rules.append(rule)
+                logger.debug(f"  ✓ MATCHED policy: {rule.name} (priority {rule.priority})")
                 
                 # Stop if this is a final policy
                 if rule.policy.policy_type == PolicyType.FINAL:
+                    logger.debug(f"  Stopping at final policy: {rule.name}")
                     break
+            else:
+                logger.debug(f"  ✗ SKIPPED policy: {rule.name}")
         
+        logger.debug(f"  Final matches for {channel_id}: {[r.name for r in matching_rules]}")
         return matching_rules
     
     def _channel_matches(self, channel_data: Dict[str, Any], matcher: PolicyMatcher) -> bool:
-        """Check if channel matches policy criteria"""
+        """Check if channel matches policy criteria with detailed debug logging"""
         
         # Channel ID matching
-        if matcher.chan_id and channel_data.get('channel_id') not in matcher.chan_id:
-            return False
+        if matcher.chan_id:
+            channel_id = channel_data.get('channel_id', '')
+            if channel_id not in matcher.chan_id:
+                logger.debug(f"    ✗ Channel ID mismatch: {channel_id} not in {matcher.chan_id}")
+                return False
+            logger.debug(f"    ✓ Channel ID matches: {channel_id}")
         
         # Capacity matching
         capacity = channel_data.get('capacity', 0)
-        if matcher.chan_capacity_min and capacity < matcher.chan_capacity_min:
-            return False
-        if matcher.chan_capacity_max and capacity > matcher.chan_capacity_max:
-            return False
+        if matcher.chan_capacity_min:
+            if capacity < matcher.chan_capacity_min:
+                logger.debug(f"    ✗ Capacity too small: {capacity:,} < {matcher.chan_capacity_min:,}")
+                return False
+            logger.debug(f"    ✓ Capacity min OK: {capacity:,} >= {matcher.chan_capacity_min:,}")
+        if matcher.chan_capacity_max:
+            if capacity > matcher.chan_capacity_max:
+                logger.debug(f"    ✗ Capacity too large: {capacity:,} > {matcher.chan_capacity_max:,}")
+                return False
+            logger.debug(f"    ✓ Capacity max OK: {capacity:,} <= {matcher.chan_capacity_max:,}")
         
         # Balance ratio matching
         balance_ratio = channel_data.get('local_balance_ratio', 0.5)
-        if matcher.chan_balance_ratio_min and balance_ratio < matcher.chan_balance_ratio_min:
-            return False
-        if matcher.chan_balance_ratio_max and balance_ratio > matcher.chan_balance_ratio_max:
-            return False
+        if matcher.chan_balance_ratio_min:
+            if balance_ratio < matcher.chan_balance_ratio_min:
+                logger.debug(f"    ✗ Balance ratio too low: {balance_ratio:.2%} < {matcher.chan_balance_ratio_min:.2%}")
+                return False
+            logger.debug(f"    ✓ Balance ratio min OK: {balance_ratio:.2%} >= {matcher.chan_balance_ratio_min:.2%}")
+        if matcher.chan_balance_ratio_max:
+            if balance_ratio > matcher.chan_balance_ratio_max:
+                logger.debug(f"    ✗ Balance ratio too high: {balance_ratio:.2%} > {matcher.chan_balance_ratio_max:.2%}")
+                return False
+            logger.debug(f"    ✓ Balance ratio max OK: {balance_ratio:.2%} <= {matcher.chan_balance_ratio_max:.2%}")
         
         # Node ID matching
-        peer_id = channel_data.get('peer_pubkey', '')
-        if matcher.node_id and peer_id not in matcher.node_id:
-            return False
+        if matcher.node_id:
+            peer_id = channel_data.get('peer_pubkey', '')
+            if peer_id not in matcher.node_id:
+                logger.debug(f"    ✗ Peer ID mismatch: {peer_id[:16]}... not in target list")
+                return False
+            logger.debug(f"    ✓ Peer ID matches: {peer_id[:16]}...")
         
         # Activity level matching
-        activity = channel_data.get('activity_level', 'inactive')
-        if matcher.activity_level and activity not in matcher.activity_level:
-            return False
+        if matcher.activity_level:
+            activity = channel_data.get('activity_level', 'inactive')
+            if activity not in matcher.activity_level:
+                logger.debug(f"    ✗ Activity level mismatch: '{activity}' not in {matcher.activity_level}")
+                return False
+            logger.debug(f"    ✓ Activity level matches: '{activity}' in {matcher.activity_level}")
         
         # Flow matching
         flow_7d = channel_data.get('flow_7d', 0)
-        if matcher.flow_7d_min and flow_7d < matcher.flow_7d_min:
-            return False
-        if matcher.flow_7d_max and flow_7d > matcher.flow_7d_max:
-            return False
+        if matcher.flow_7d_min:
+            if flow_7d < matcher.flow_7d_min:
+                logger.debug(f"    ✗ Flow too low: {flow_7d:,} < {matcher.flow_7d_min:,}")
+                return False
+            logger.debug(f"    ✓ Flow min OK: {flow_7d:,} >= {matcher.flow_7d_min:,}")
+        if matcher.flow_7d_max:
+            if flow_7d > matcher.flow_7d_max:
+                logger.debug(f"    ✗ Flow too high: {flow_7d:,} > {matcher.flow_7d_max:,}")
+                return False
+            logger.debug(f"    ✓ Flow max OK: {flow_7d:,} <= {matcher.flow_7d_max:,}")
         
+        logger.debug(f"    ✓ All criteria passed")
         return True
     
     def calculate_fees(self, channel_data: Dict[str, Any]) -> Tuple[int, int, int, int]:
diff --git a/src/policy/manager.py b/src/policy/manager.py
index 2114c19..8c697c0 100644
--- a/src/policy/manager.py
+++ b/src/policy/manager.py
@@ -191,8 +191,17 @@ class PolicyManager:
                                     rule.applied_count += 1
                                     rule.last_applied = datetime.utcnow()
                         
-                        logger.info(f"Policy applied to {channel_id}: {[r.name for r in matching_rules]} "
-                                  f"→ {outbound_fee}ppm outbound, {inbound_fee}ppm inbound")
+                        # Enhanced logging with detailed channel and policy information
+                        peer_alias = enriched_channel.get('peer', {}).get('alias', 'Unknown')
+                        capacity_btc = capacity / 100_000_000
+                        logger.info(
+                            f"Policy applied to {channel_id} [{peer_alias}]:\n"
+                            f"  Capacity: {capacity_btc:.3f} BTC ({capacity:,} sats)\n"
+                            f"  Balance: {local_balance:,} / {remote_balance:,} (ratio: {balance_ratio:.2%})\n"
+                            f"  Policies: {[r.name for r in matching_rules]}\n"
+                            f"  Fee Change: {current_outbound} → {outbound_fee}ppm outbound, {current_inbound} → {inbound_fee}ppm inbound\n"
+                            f"  Base Fees: {outbound_base}msat outbound, {inbound_base}msat inbound"
+                        )
                     
                 except Exception as e:
                     error_msg = f"Error processing channel {channel_id}: {e}"
@@ -206,9 +215,22 @@ class PolicyManager:
         # Generate performance summary
         results['performance_summary'] = self.policy_engine.get_policy_performance_report()
         
-        logger.info(f"Policy application complete: {results['fee_changes']} changes, "
-                   f"{results['policies_applied']} policies applied, "
-                   f"{len(results['errors'])} errors")
+        # Enhanced summary logging
+        logger.info(
+            f"Policy Application Summary:\n"
+            f"  Channels Processed: {results.get('channels_processed', 0)}\n"
+            f"  Fee Changes Applied: {results['fee_changes']}\n"
+            f"  Policies Applied: {results['policies_applied']}\n"
+            f"  Errors: {len(results['errors'])}\n"
+            f"  Session ID: {results.get('session_id', 'N/A')}"
+        )
+        
+        if results['errors']:
+            logger.warning(f"Errors encountered during policy application:")
+            for i, error in enumerate(results['errors'][:5], 1):  # Show first 5 errors
+                logger.warning(f"  {i}. {error}")
+            if len(results['errors']) > 5:
+                logger.warning(f"  ... and {len(results['errors']) - 5} more errors")
         
         return results
     
@@ -220,6 +242,12 @@ class PolicyManager:
         channel_id = channel_info.get('channelIdCompact')
         capacity = int(channel_info.get('capacity', 0)) if channel_info.get('capacity') else 0
         
+        logger.debug(f"Processing channel {channel_id}:")
+        logger.debug(f"  Raw capacity: {channel_info.get('capacity')}")
+        logger.debug(f"  Raw balance info: {channel_info.get('balance', {})}")
+        logger.debug(f"  Raw policies: {channel_info.get('policies', {})}")
+        logger.debug(f"  Raw peer info: {channel_info.get('peer', {})}")
+        
         # Get balance info
         balance_info = channel_info.get('balance', {})
         local_balance = int(balance_info.get('localBalanceSat', 0)) if balance_info.get('localBalanceSat') else 0
@@ -321,12 +349,26 @@ class PolicyManager:
                     time_lock_delta=80
                 )
             
-            logger.info(f"Applied fees via {client_type} to {channel_id}: "
-                       f"{outbound_fee}ppm outbound, {inbound_fee}ppm inbound")
+            logger.info(
+                f"Successfully applied fees via {client_type} to {channel_id}:\n"
+                f"  Channel Point: {chan_point}\n"
+                f"  Outbound: {outbound_fee}ppm (base: {outbound_base}msat)\n"
+                f"  Inbound: {inbound_fee}ppm (base: {inbound_base}msat)\n"
+                f"  Time Lock Delta: 80"
+            )
             return True
             
         except Exception as e:
-            logger.error(f"Failed to apply fees to {channel_id} via {client_type}: {e}")
+            logger.error(
+                f"Failed to apply fees to {channel_id} via {client_type}:\n"
+                f"  Error: {str(e)}\n"
+                f"  Channel Point: {chan_point}\n"
+                f"  Attempted Parameters:\n"
+                f"    Outbound: {outbound_fee}ppm (base: {outbound_base}msat)\n"
+                f"    Inbound: {inbound_fee}ppm (base: {inbound_base}msat)\n"
+                f"    Time Lock Delta: 80\n"
+                f"  Exception Type: {type(e).__name__}"
+            )
             return False
     
     async def check_rollback_conditions(self) -> Dict[str, Any]: