Bobby Coleman, Contractor Operated Civil Engineer Supply Store branch manager, assists SSgt. Owen, 633d Civil Engineering Squadron water and fuel systems craftsman, find materials at the self-help store at Joint Base Langley-Eustis, Va., Oct. 17, 2016. Facility managers, who need materials and tools for minor office and building repair, can use the self-help store and receive discounted prices and can avoid losing valuable time driving off-base to hardware stores. (U.S. Air Force photo by Mark Todd)