The aim is to synchronize the movements in one application with the other application. The application must be able to be opened as a server or a client. The application opened in server mode will be ready for clients to connect. The user of the application in server mode will be able to move this rectangle within the screen dimensions by using the direction arrows of the keyboard. The client software will get the position information of the current rectangle from the server and update the position of the rectangle on its screen.