It's as easy as 1, 2, 3:
1. Enroll with your MasterCard.
2. Shop with your card online between November 15 and December 31, 2011.
3. After spending $200 online, you'll receive an email confirming your qualification and instructions on how to get your MasterCard gift card or other gifts.
Limited time, limited quantity. Promotion Open to US Residents Only.
https://holiday.mastercard.com/
Mastercard Spend $200 Get A $20 Giftcard 
