20% Off Entire guest check. One coupon per table, per visit. Not valid with any other coupons or promotional offers. Not valid on national holidays. Coupon has no cash value. No change returned. Taxes and gratuity not included. Alcoholic beverages not included. Valid at participating Denny's restaurants. Selection and prices may vary. Only original coupon accepted. Photocopied and internet printed or purchased coupons are not valid. No substitutions. 2018 DFO, LLC. Printed in the U.S.A. Offer valid for dine in only. Not valid for online orders. Offer ends 3-6-20.