Amazon.com, Inc. and Chase today introduced the new Amazon Prime Rewards Visa Signature Card:
5% Back on all Amazon.com purchases and rewards everywhere else you shop
2% Back at restaurants, gas stations and drugstores
1% Back on every other purchase, available exclusively for eligible Prime members.
http://www.businesswire.com/news/hom...0111005311/en/
For the casual user, this is probably one of the best out there for amazon purchases if you don't want to go through too much effort with buying giftcards and stuff on rotating categories