Exchange offers a fall full of savings Published Oct. 15, 2014 Army & Air Force Exchange DALLAS -- Military shoppers can fall for even more savings at the Army & Air Force Exchange Service simply by shopping on Oct. 18 and 19. When shoppers make a purchase during those two days, they will receive coupons to use while shopping from Oct. 22 to 26. "The coupons are the perfect way to get a jump-start on savings while shopping for the holidays," said Chief Master Sgt. Sean Applegate, Exchange's senior enlisted advisor. "This is a great opportunity for military shoppers to get the most for their money." The coupons are valid in-store or online at shopmyexchange.com.