Expedia - $100 GC when booking a flight or package w/MasterCard

At Expedia, earn a coupon good for $100 toward future travel when you book a flight or package and pay via MasterCard. The coupon will then be valid for a flight + 3-night hotel package for travel between 09/08/2008 and 12/31/2008. Hurrry, offer ends 08/31/2008.