Groupon, $100 Shell Gift card For $90

You can buy a $100 Shell Gift Card at Shell for $90 on Groupon. You can also try Mr.Rebates for another 6% cashback on Groupon purchases. You can do even better if you buy discounted Groupon gift cards. Offer Terms Limit 1/person. Must provide full name & shipping address upon purchase to facilitate redemption. Valid only…