These include leading-edge conveyor and sortation systems, voice- and light-directed order fulfillment equipment, a suite of warehouse controls & execution software, robotics, Automated Storage and Retrieval Systems (AS/RS), mezzanines, and structures, all backed by critical round-the-clock service and support. The manner in which the employee relates to fellow employees, customers, vendors, competitors and visitors is considered parallel in importance to technical knowledge and ability and is a requisite for successful job performance.