ALTHOUGH LAW ENFORCEMENT AGENCIES ARE DOING THEIR BEST TO COMBAT TERRORIST CRIME, INDUSTRIAL/BUSINESS FACILITIES AND PERSONNEL SHOULD DEVELOP COUNTERMEASURES BASED ON ADVICE FROM SECURITY SPECIALISTS AND LOCAL, STATE, AND FEDERAL LAW ENFORCEMENT GROUPS. FOLLOWING A DESCRIPTION OF THE NATURE OF TERRORISM AND ITS TACTICS, ASSIGNING RESPONSIBILITY FOR SECURITY AND WORKING WITH LAW ENFORCEMENT AGENCIES ARE DISCUSSED. IN CONSIDERING PROTECTION OF OFFICE AREAS, EACH OF THE FOLLOWING ISSUES IS BRIEFLY DISCUSSED: ACCESSIBILITY, ALARM SYSTEMS, CONTROLLING VISITORS, ACCESS AFTER HOURS, RESTROOMS, MAINTENANCE CLOSETS, TELEPHONE AND ELECTRICAL EQUIPMENT ROOMS, KEY CONTROLS, IDENTIFICATION BADGES, FIRE PROTECTION, SAFE ROOM, EMERGENCY SUPPLIES, SAFEGUARDING PERSONNEL INFORMATION, AND INCOMING MAIL. THE SECTION ON PERSONAL PROTECTION FOR THE EXECUTIVE CONSIDERS LOW EXECUTIVE PROFILE, AVOIDING ROUTINE BEHAVIOR, RECOGNIZING SURVEILLANCE, TRAVEL ARRANGEMENTS, AND CODE SYSTEMS. UNDER FAMILY AND RESIDENTIAL PROTECTION, FAMILY AWARENESS, PRETEXTS OR RUSES, PHYSICAL PROTECTION MEASURES, UNLISTED TELEPHONE NUMBERS, SUSPICIOUS ACTIVITIES, EMERGENCY PLANS, AND TRAVEL PLANS ARE CONSIDERED AS IMPORTANT SECURITY ISSUES. SECURITY SUGGESTIONS ARE ALSO OFFERED FOR PROTECTION OF EXECUTIVES WHILE ON TRIPS. PROCEDURES TO FOLLOW IN THE EVENT OF A KIDNAPING OR EXTORTION THREATS ARE PROVIDED, AND THE IMPORTANCE OF EARLY WARNING SYSTEMS IS INDICATED. THE SECURITY MEASURES DISCUSSED ARE APPLICABLE FOR PREVENTING AND THWARTING ANY CRIMINAL OPERATION USING TRADITIONAL TERRORIST TACTICS. (RCB)