How do you program marksman car alarm remote?

To program a marksman car alarm remote, first, ensure the vehicle is in the "off" position. Then, insert the key into the ignition and turn it to the "on" position without starting the engine. Press and hold the program button on the alarm system until you hear a confirmation beep, then press the button on the remote you wish to program. Finally, turn the ignition off to complete the programming process.