Access codes for a garage door with a security lock should be changed regularly. These codes allow anyone who has them gain access to your house. They should be changed periodically to ensure the safety of both your family and your belongings. Also, you may want to refrain from writing them down.
Garage Door Repair Seattle, 206-801-9585, S Brandon St, Seattle, Washington, 98118, http://www.garage-door-repair-seattle.info/