*Offers of merchandise at ridiculously low prices can mean stolen property.
*Anyone removing accessories, license plates or gasoline from a car should be reported.
*Anyone peering into parked cars may be looking for a car to steal or for valuables displayed in the car.
*Persons entering or leaving a business place after hours may be burglars.
*The sound of breaking glass or other loud explosive noises could mean an accident, housebreaking or vandalizing.
*Persons loitering around schools, parks, secluded areas or in the neighborhood may be dangerous.
*Continuous "repair" operations at a non-business location may mean stolen property being stripped, repainted or otherwise altered.
*Open or broken windows at a closed business or residence whose owners are absent may mean a burglary in progress or already completed.
*Unusual noises such as gunshots. screaming, sounds of combat, abnormally barking dogs. Anything suggestive of foul play, danger or illegal activity should be reported.
*Any vehicles moving slowly and without lights, or following a course that appears aimless or repetitive is suspicious in any location. Occupants may be "casing" for places to rob or burglarize, or could be drug pushers or sex offenders.
*Parked, occupied vehicles containing one or more persons are especially significant if observed at an unusual hour. They could be lookouts for a crime in progress.
*Vehicles being loaded with valuables are suspicious if parked in front of closed businesses or untended residences...even if the vehicle is a legitimate looking commerical unit. To move more freely without suspicion, more and more professional thieves are "customizing" their vehicles with special signs.