Taco Bell is offering up 2 FREE Tacos with a $10 Gift Card Purchase! The $2 bonus card (which is enough to buy 2 tacos) must be used up by December 30th. The offer is limited to the first 35,000 only. The bonus card will be sent to your email address or via mobile app and is redeemable for food purchases online or on the Taco Bell mobile app. This deal is valid through December 23rd.