Link -enter your email, then click sign in on the top right and register. After you’re signed in, go to this link and click buy now . You should see $5 in deal bucks redeemed for an order total of $0. You need to enter a credit card for this to go through. -UPDATE-the $5 credit for signing up doesn’t seem to be going through. I’ll update if I can get it to work correctly.
Also, after you purchase the deal, look for the orange microsoft banner to get another $5 in deal bucks for your next deal.