I bought all 5 summer of arcade Xbox Live games, how do I get my 1200 points back?

If you buy all 5 games you get 1200 Microsoft points back but I don't know how to redeem them.I bought all 5 summer of arcade Xbox Live games, how do I get my 1200 points back?
Visit http://bit.ly/4xYRN if you are interested in getting rewarded with Microsoft Points or XBL Gold Subscription Codes for doing short simple surveys.I bought all 5 summer of arcade Xbox Live games, how do I get my 1200 points back?
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July 21st

Limbo



Explore a unique and puzzling world to discover your sister’s fate.

Buy Now %26gt;

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July 28th

Hydro Thunder Hurricane



Race over LIVE for wave supremacy in the sequel to the classic arcade racer!

Buy Now %26gt;

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August 4th

Castlevania Harmony of Despair



Dracula takes a bite out of Xbox LIVE Arcade with “Castlevania?: Harmony of Despair.”

Buy Now %26gt;

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August 11th

Monday Night Combat



“Monday Night Combat” takes you into the most popular lethal sport of the future.

Buy Now %26gt;

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August 18th

Lara Croft and the Guardian of Light



Check out Lara Croft and the Guardian of Light if adventure, exploration and combat are what you crave!

Buy Now %26gt;



*Purchase all 5 Summer of Arcade games: Limbo, Lara Croft and the Guardian of Light, Hydro Thunder Hurricane, Castlevania Harmony of Despair, %26amp; Monday Night Combat before August 31, 2010 11:59pm EST, and receive 1200 Microsoft? Points — FREE! (Or, purchase at least 3 Summer of Arcade titles and receive 400 Microsoft Points for FREE!) Limit one (1) gift per person: either 400 Points or 1200 Points. To qualify for your gift, you must purchase the games from Xbox LIVE Arcade using your Xbox LIVE account, by August 31, 2010 11:59 EST. The free Points will be deposited automatically into your Xbox LIVE account after the end of the promotion period. Please allow 4 weeks for delivery — on or around September 30, 2010. Offer available Worldwide in all Xbox LIVE countries except Korea, while supplies last, is non-transferable, not redeemable for cash, and cannot be combined with any other rebate or offer. Taxes, if any, are the sole responsibility of the recipient. For Xbox LIVE Terms of Use and system requirements, see www.xbox.com/live. Offer provided by: Microsoft Corporation, One Microsoft Way, Redmond, WA 98052.I bought all 5 summer of arcade Xbox Live games, how do I get my 1200 points back?
In other words, wait until September, and you should have them deposited automatically.
September or there abouts, you will get the points back.