Someone told me that gas cards could be one of the best ways to save money on fuel. You get 5% cashback if you pay for your fuel using a gas card. It does sound good. But there's also something which can be better. What of discounted gas gift cards? There are people who get them [as gifts] and because they don't intend to used them, sell them on sites where you buy discounted gift cards. Please Log In to view this link! How else do you save money on fuel?