supervisors to monitor their employees closely enabling them to give directions and even guide them even on the move. This enabled the company to satisfy customer needs quickly and improve the level of efficiency of the distribution center management operations. Each distribution center had facilities for maintaining personal hygiene such as shower bath and fitness centers. It also had provision for food, sleep and personal business. The distribution center could also be used for meetings and paperwork. The truck drivers of Wal-Mart sometimes availed these facilities.