FILE - In this Dec. 14, 2007 file photo, a traveler uses a Delta SkyMiles credit card to buy an airline e-ticket at the Bob Hope Airport in Burbank, Calif. Rewards cards — typically reserved for those with good to excellent credit — made up 88 percent of offers in the third quarter of 2009, up from 65 percent last year and 58 percent in 2007.
(AP Photo/Damian Dovarganes, file)