Sign up for the Double Up promotion from November 1 through January 31, 2015. Stay at any participating hotel or resort by January 31, 2015. Earn Double Points during the promotion period starting on your second stay. There’s no limit to the amount of Points you can earn. You will begin earning Points on every stay that can be used toward free nights at more than 4,100 hotels and resorts in the Hilton Portfolio.
