The home burglar wants to do their work as quickly and efficiently as possible. That's why the front door is the first thing they will try. Some homeowners use cheap locks, others have cheap doors. Here are some of the methods burglars use to enter your home and ways that you can prevent them. 1. Sawing Through the Bolt A pry bar is used to move the frame away from the door enough to get a saw blade against the deadbolt.