M and M Appliance is a discount appliance store based in Washington, D.C. The store offers a wide range of home-appliance products, including microwaves, washing machine, refrigerators, dishwashers and hoods as well as various parts and accessories. Since 1998, M and M Appliance has been serving customers in Washington, Rockville, Bethesda, Arlington, Reston, Chantilly, Baltimore, Gaithersburg,...