 For an extra 25 cents a gallon bonus on your first tank, you can cash out anytime. Write to your bank account, PayPal, or a gift card for Amazon and other brands. Just download the free Upside app and use promo code SCORE for a 25 cents a gallon bonus on your first tank. That's code SCORE. You know a lot of times you have to choose between something high quality or something that saves you money. But if you could get both...