Selling a card
To sell a gift card, press the gift card button on the sales screen. Here it will prompt for a gift card number where you can scan/swipe or manually enter the gift card number. The card will not be activated until the sale has been completed.
Checking a card balance
The balance button is within the main menu. This allows you to check the balance of a gift card.
Redeeming a gift card
To redeem a gift card press the Gift Card button on the payments screen (see below) or scan/manually enter the gift card number.
You may also use Datasym through one of these resellers/partners: