If you are thinking about using TrainMaster Command Control, one of the following questions may fit with your situation. Check out whichever tutorial can help you begin enjoying walk-around remote operations of your layout.
I have a new TMCC Command set. What do I need to do to set it up?
I have a layout with a few Command Equipped Engines. How do I add remote control?
My layout has only older Postwar Engines. How can I use TMCC?