Thanks for writing to us at Amazon.com. I'm glad to help you.
I understand your concern about the $10.00 promo credit.
I checked your order and see that the promo was applied successfully, and further I checked the description of the Gift Certificate offer see that we'll send your promotional code via e-mail two days after the order is placed.
I've confirmed, you'll receive your promotional code by Aug 10, 2015. If you don't receive it by then, please let us know using the link below: