The Public Works (PW) and Supplies, Services & Equipment (SS&E) Unit is responsible for the oversight of the City's procuring activity, as it relates to construction, related trades, as well as services, supplies, and equipment. Through its PW and SS&E activity the Unit reviews bids to insure that MBEs, WBEs, and DSBEs are solicited for contracting opportunities and that their utilization is maximized. The PW/SS&E Unit determine that MBEs, WBEs, and DSBEs are performing "Commercially Acceptable Functions" (CAFs), in accordance with established program criteria.