THIEVES AND THEIR METHODS ARE DESCRIBED, SO THAT THE READER CAN FAMILIARIZE HIMSELF WITH THE 'ENEMY'. BASIC HOME PROTECTION METHODS ARE REVIEWED, AND THE MOST SECURE DOOR AND WINDOW LOCKS ARE IDENTIFIED. SIMPLE TECHNIQUES, SUCH AS PLACING BELLS ON EXTERIOR DOORS TO PREVENT SILENT ENTRY AND EGRESS, AND LOCKING OF INTERIOR DOORS ARE SAID TO DETER MANY THIEVES. UNUSUAL, BATTERY POWERED ALARMS CAN BE ASSEMBLED AND INSTALLED BY THE WARY CONSUMER AND ARE DIFFICULT TO DETECT AND CIRCUMVENT. ALERTNESS AND A FEW SIMPLE PRECAUTIONS CAN FOIL PICKPOCKETS AND PURSE SNATCHERS. BUSINESS PROTECTION METHODS ARE OUTLINED. CAR THEFT CAN BE EFFECTIVELY PREVENTED BY DISCONNECTING THE CAR'S ELECTRICAL SYSTEM. FINALLY, INSURANCE IS SUGGESTED AS A SUPPLEMENTARY PRECAUTION.