MasterCard Holiday Promo Registration Linky 1: Enroll with your MasterCard. 2: Shop with your card online between 11/15/11-12/31/11. 3: After spending $200 online (in one or multiple purchases), you’ll receive an email confirming your qualification and instructions on how to get your $20 MasterCard gift card. The problem with the promotion? It’s only for the [...]