Sell gift cards securely from FroYo with Raise's online gift card marketplace. Your FroYo gift card will be listed in front of the thousands of buyers perusing our gift card exchange. To sell FroYo gift cards quickly, set the price between 2% and 20% off the original amount. The asking price is up to you, but it really depends on the popularity of FroYo gift cards. Remember, you can adjust the selling price of your gift card at any time.