The German American Express booking website has a promo code that takes €20 off your booking. The best thing is, there's no minimum spend!!! Works on Flights and Car Hire too!!
Stay at the 5* Continental Hotel & Casino in Panama City for only $35 per night for a Deluxe room. Or stay in the Presidential suite for an incredible $110 per night.
2 free nights at many participating Hyatt hotels around the world after a $250 spend at Rite Aid.
50% off Best Western Hotels across the UK as part of their "Winter Offer".