Mealey's (January 4, 2018, 7:40 AM EST) -- GREENBELT, Md. — A Maryland federal judge on Dec. 19 granted preliminary approval of a settlement between Burger King Corp. and its customers that will provide cash or coupons for the settlement class in a lawsuit accusing the fast food company of overcharging for certain sandwiches when customers used buy-one-get-one (BOGO) coupons (Koleta Anderson, et al. v. Burger King Corporation, No. 17-1204, D. Md.)....