For two decades I stayed at least a couple of times a year at the JWMarriott, 13th & Pennsylvania in DC. Rarely did I not visit the "Spartan and Plebeian" liquor store a couple of doors from the main entrance, where prices and selection were far better than from the minibar or lobby shop. No sandwiches, but assorted bar snacks, but for a fifth, a 6 pack, some mixers, etc., convenient and satisfying. The night time clientele was broad-based....