http://www.rewardscards.com/Shell-MasterCard.asp
current deal is 5% rebate.
Summary of Shell MasterCard Benefits:
* 5% rebate on Shell gasoline -
* 5% rebate on the first $100 of daily Jiffy Lube purchases
* 1% Shell gasoline rebates on every other purchase you make with your card
* Automatically redeemed against future Shell gasoline purchases made with your card
* 24/7 customer service, online account management, Lost Wallet174; Service, ATM cash access and more.
* No annual fee for the first year. And no fee after that provided you make 9 or more Shell gasoline purchases with the card in the prior year.*
* 0% APR for 6 months
* $20 Credit applied to your account