Louis A. Tyska and Lawrence J. Fennelly
Clearance: original price $65 member, $71
Physical Security: 150 Things You Should Know
is a comprehensive reference for the security professional. This book covers all aspects of security operations, from lighting and fencing to tracking systems and crime risk management. The "150 Things" offered by Tyska and Fennelly will help professionals in the field build a well-trained, alert, and conscientious security staff.