Go here to find a coupon good for 1 FREE 20 oz. Coffee or Cappuccino at any Holiday station. We happen to have one in SF on North Cliff Ave. Enjoy!!
Don't forget that you can also score a FREE 16 oz. drink at Pilot Travel Center (also on North Cliff Ave.). Go here for the details. (I did this deal last week. They take the coupon, no questions asked.)