MasterCard cardholders who stay at Sheraton through Dec. 31, 2011 at participating locations in the U.S., Canada and Caribbean can receive a discount or free breakfast. Cardholders who pay for their stay with a MasterCard can select one of three offers: a 40 percent discount on a future night’s stay, free breakfast for two each day of your stay or the best rate of the day. To receive the 40 percent discount off your next night, a minimum stay of two nights is required and hotels require a Thursday, Friday or Saturday arrival; resorts require a Sunday, Monday, Tuesday or Wednesday arrival. Advance purchase is required and once booked, reservations cannot be changed or cancelled. Use promo code ZB4 if making reservations through the customer service center. The free breakfast option includes a full American breakfast for two in your room or in the restaurant plus late checkout. Visit http://www.insideflyer.com/link/?5516 for more information.