* Take 10% off all qualifying items, including some of our most popular executive desks, ergonomic chairs and conference furniture. Use promo code SUMMER during checkout before July 31st, 2019 11:59 P.M. CST to enjoy big savings on the quality furniture and products you have come to expect from National Business Furniture. Promotion valid for 10% off all qualifying products (excluding tax and shipping) using promo code SUMMER only. Qualifying products will be marked with a 10% Off tag. Promo code cannot be used with any other promotions and/or discounts. Promo code applies to merchandise only. Enter promo code in shopping cart to see discount before submitting order.