The garage door in a home is regarded as the biggest moving part and is often used multiple times in a day. If you have put off your routine maintenance on this costly part, maintenance can often lead to repairs that are costly. Below are a few garage door tips to follow to help you with avoiding these costs. Listen And Look One of the best preventative steps you can use is to watch your garage door when in action each time you open or close the door. Does the door Does the door move smoothly or does it jerk in specific places?