List only initials and last name on mailbox. Do not list your address in the phone book. The phone company can handle this upon request. Always change locks when moving to a new place. Windows are burglars' second choice.
Alarms trumpet the arrival of an intruder.
Safe Campuses Now sells door jams, coded alarms for windows and doors, and a sliding glass door alarm. If possible, invest in an alarm with a motion detector. Have a phone in each room so that help is always within reach. Keep shrubbery trimmed so as not to provide a cover for a burglar. Dogs are great alarms, and most criminals won't risk a confrontation with a dog of any size.