The 2 most significant safety features are the Emergency Cord located on the rail above the door, and the Sensors that will prevent the door from closing if there is something in its way. We offer am 8-point safety check and tune-up for $89. We will fix any garage door problem you might have: Off-Track Door Re-Alignment, Spring repair, any Garage Door Repair, Garage Door Installation, Sensor Repair, Opener Repair, Opener Installation. No job is too big or too small and we are proud to serve our neighbors in the mountains of Western North Carolina!