diff --git a/cpp/hidapi/linux/hid-libusb.c b/cpp/hidapi/linux/hid-libusb.c
index 2b0b6728..1baf2c4c 100644
--- a/cpp/hidapi/linux/hid-libusb.c
+++ b/cpp/hidapi/linux/hid-libusb.c
@@ -244,7 +244,7 @@ static int get_usage(uint8_t *report_descriptor, size_t size,
 		if (usage_page_found && usage_found)
 			return 0; /* success */
 		
-		/* Skip over this key and it's associated data */
+		/* Skip over this key and its associated data */
 		i += data_len + key_size;
 	}
 	
diff --git a/cpp/hidapi/linux/hid.c b/cpp/hidapi/linux/hid.c
index 1ce6bb5b..cac6d0d6 100644
--- a/cpp/hidapi/linux/hid.c
+++ b/cpp/hidapi/linux/hid.c
@@ -143,7 +143,7 @@ static int uses_numbered_reports(__u8 *report_descriptor, __u32 size) {
 			key_size = 1;
 		}
 		
-		/* Skip over this key and it's associated data */
+		/* Skip over this key and its associated data */
 		i += data_len + key_size;
 	}
 	
diff --git a/cpp/src/Driver.h b/cpp/src/Driver.h
index 5f7da255..8c479dee 100644
--- a/cpp/src/Driver.h
+++ b/cpp/src/Driver.h
@@ -453,7 +453,7 @@ namespace OpenZWave
 			ControllerCommand_ReplaceFailedNode,			/**< Replace a non-responding node with another. The node must be in the controller's list of failed nodes for this command to succeed. */
 			ControllerCommand_TransferPrimaryRole,			/**< Make a different controller the primary. */
 			ControllerCommand_RequestNetworkUpdate,			/**< Request network information from the SUC/SIS. */
-			ControllerCommand_RequestNodeNeighborUpdate,	/**< Get a node to rebuild it's neighbour list.  This method also does ControllerCommand_RequestNodeNeighbors */
+			ControllerCommand_RequestNodeNeighborUpdate,	/**< Get a node to rebuild its neighbour list.  This method also does ControllerCommand_RequestNodeNeighbors */
 			ControllerCommand_AssignReturnRoute,			/**< Assign a network return routes to a device. */
 			ControllerCommand_DeleteAllReturnRoutes			/**< Delete all return routes from a device. */
 		};
diff --git a/cpp/src/Manager.h b/cpp/src/Manager.h
index 31131021..c84f11b5 100644
--- a/cpp/src/Manager.h
+++ b/cpp/src/Manager.h
@@ -1305,7 +1305,7 @@ namespace OpenZWave
 		 * - Driver:: ControllerCommand_TransferPrimaryRole	(Not yet implemented) - Add a new controller to the network and
 		 * make it the primary.  The existing primary will become a secondary controller.  
 		 * - Driver::ControllerCommand_RequestNetworkUpdate - Update the controller with network information from the SUC/SIS.
-		 * - Driver::ControllerCommand_RequestNodeNeighborUpdate - Get a node to rebuild it's neighbour list.  This method also does ControllerCommand_RequestNodeNeighbors afterwards.
+		 * - Driver::ControllerCommand_RequestNodeNeighborUpdate - Get a node to rebuild its neighbour list.  This method also does ControllerCommand_RequestNodeNeighbors afterwards.
 		 * - Driver::ControllerCommand_AssignReturnRoute - Assign a network return route to a device.
 		 * - Driver::ControllerCommand_DeleteAllReturnRoutes - Delete all network return routes from a device.
 		 * <p> Callbacks
diff --git a/cpp/tinyxml/tinyxml.cpp b/cpp/tinyxml/tinyxml.cpp
index 841a41cd..506722ef 100644
--- a/cpp/tinyxml/tinyxml.cpp
+++ b/cpp/tinyxml/tinyxml.cpp
@@ -948,7 +948,7 @@ bool TiXmlDocument::LoadFile( const char* _filename, TiXmlEncoding encoding )
 	//		value = filename
 	// in the STL case, cause the assignment method of the std::string to
 	// be called. What is strange, is that the std::string had the same
-	// address as it's c_str() method, and so bad things happen. Looks
+	// address as its c_str() method, and so bad things happen. Looks
 	// like a bug in the Microsoft STL implementation.
 	// Add an extra string to avoid the crash.
 	TIXML_STRING filename( _filename );
diff --git a/dotnet/src/ZWManager.h b/dotnet/src/ZWManager.h
index 0029e3d5..a27da528 100644
--- a/dotnet/src/ZWManager.h
+++ b/dotnet/src/ZWManager.h
@@ -82,7 +82,7 @@ namespace OpenZWaveDotNet
 		ReplaceFailedNode			= Driver::ControllerCommand_ReplaceFailedNode,			/**< Replace a non-responding device with another. */
 		TransferPrimaryRole			= Driver::ControllerCommand_TransferPrimaryRole,		/**< Make a different controller the primary. */
 		RequestNetworkUpdate		= Driver::ControllerCommand_RequestNetworkUpdate,		/**< Request network information from the SUC/SIS. */
-		RequestNodeNeighborUpdate	= Driver::ControllerCommand_RequestNodeNeighborUpdate,	/**< Get a node to rebuild it's neighbour list.  This method also does ControllerCommand_RequestNodeNeighbors */
+		RequestNodeNeighborUpdate	= Driver::ControllerCommand_RequestNodeNeighborUpdate,	/**< Get a node to rebuild its neighbour list.  This method also does ControllerCommand_RequestNodeNeighbors */
 		AssignReturnRoute			= Driver::ControllerCommand_AssignReturnRoute,			/**< Assign a network return route to a device. */
 		DeleteAllReturnRoutes		= Driver::ControllerCommand_DeleteAllReturnRoutes		/**< Delete all network return routes from a device. */
 	};
@@ -1272,7 +1272,7 @@ namespace OpenZWaveDotNet
 		 * - ZWControllerCommand.TransferPrimaryRole (Not yet implemented) - Add a new controller to the network and
 		 * make it the primary.  The existing primary will become a secondary controller.  
 		 * - ZWControllerCommand.RequestNetworkUpdate - Update the controller with network information from the SUC/SIS.
-		 * - ZWControllerCommand.RequestNodeNeighborUpdate - Get a node to rebuild it's neighbour list.  This method also does ControllerCommand_RequestNodeNeighbors afterwards.
+		 * - ZWControllerCommand.RequestNodeNeighborUpdate - Get a node to rebuild its neighbour list.  This method also does ControllerCommand_RequestNodeNeighbors afterwards.
 		 * - ZWControllerCommand.AssignReturnRoute - Assign network routes to a device.
 		 * - ZWControllerCommand.DeleteReturnRoute - Delete network routes from a device.
 		 * <p>These processes are asynchronous, and at various stages OpenZWave will trigger a callback