Experts advise homeowners to begin by looking at their home as a burglar might. Identify the easiest place to get in and make it harder. Better trim them. If you have double-hung windows, a removable nail pinning the upper and lower halves together is quite effective. Burglars hate noise.
Burglars know where to look.
Don't let mail and newspapers pile up outside, and make sure your lawn stays mowed and your walks stay shoveled. Use automatic timers for lights and a radio, and leave your blinds open in their usual position. This is a free service.