The events of 9/11 forced many organizations to change the way they do business. Organizations realized that critical points of vulnerability must be addressed. While data backup and personnel security gets much of the publicity, organizations that support critical infrastucture and processes must also be concerned with their inventory. Traditional threats like fire suppression as well as new security risks like terrorism must be evaluated to determine the organizations potential vulnerability. Traditional inventory backup techniques are often too expensive. To be feasible, new approaches must be applied.