The Discover Platinum Cash Bank rewards credit card is a great overall card that I have been using since 1997 and I have recommend many people to get it as well - great payback especially when you use it for a double your rewards (i.e.: turn your $20 into a $40 reward), they also have other levels to turn your $20 into $25 etc. Overall the rewards are better then most cards and if you don't need a reward (gift certificate) for yourself or a gift you can always get cash back (check).  The card pays you 1% cash back all the time on purchases and 4x a year they offer special cash back rewards of...