If either one of these conditions isn't met, usually he will move on to the next house. A great place to slow down an intruder and expose him is at the property line. Products you can purchase.
Perimeter lighting Many burglars prefer the cover of darkness.
By keeping your property well lit at night, you take away their anonymity, forcing them to find another target. Make sure your lights illuminate darker areas like back doors and windows, shrubbery, walkways and entrances to your garage and basement. Motion sensors When linked to your outdoor lighting system, motion sensors will startle an intruder by instantly drowning him in light. You can set the sensitivity of most motion sensors so that lights go on when necessary, not when your neighbor's cat walks across the lawn. If you're going away on vacation, put timers on your interior lights.