Here at DefendItYourself.com we feel it is important for you to know if you are taking are enough to protect your home from intruders. Should you keep your lights on? Will your home security system actually protect you? What are a burglar’s patterns and what keeps them at bay? A survey was given to 86 inmates serving time for burglary. The inmates were asked to respond anonymously to 17 questions elaborating on how and when they broke in, and what they were looking for.