Clark Garage Door's Repair Service was here this afternoon. Door would start closing then jerk and shake halfway down like it was catching on something. Tech got here on time, checked the tracks and rollers, and found the right track had bent inward from someone bumping it with the car. Straightened the track, replaced two rollers that got chewed up, and realigned everything so the door rides smooth. Opens and closes even now, no more jerking or noise. Quote was upfront, matched it exactly, and