Where do I enter my coupon code for storage space?

1. Go to http://realtimes.real.com and sign in to your account.

2. Scroll all the way to the bottom of the page; you should see a link that says Coupons (circled in red in the image below):

3. Click this link, enter your code, and click the Redeem Coupon button that appears after you type or paste in your code.