Thought this might be some useful information.

Break ins can happen through a garage door. Watch both of these videos and then go right out there and do what they say to do. In the second video it tells how a simple step could save your stuff and maybe your lives too.Add the plastic tie for your Garage Security as is shown . The first video show a simulated "break in" to a garage and the second one shows how one can deter a thief that might try it. Watch them both. Here is the video that shows how to break into a Garage in 6 seconds-- www.youtube.com/watch?v=nDw8DOblGB8
Here is the second video that shows the simple step that may prevent it--- www.youtube.com/watch?v=kSO_HTBHLFI