December 20, 2011 No Comments Amazon: $10 OFF When You Spend $100 w/ MasterCard + $10 on a Future Purchase! Today only, SAVE $10 when you spend $100 with your MasterCard card. Plus, get an additional $10 discount on a future purchase. Amazon: $10 OFF When You Spend $100 w/ MasterCard + $10 on a Future Purchase! – EXPIRED Facebook Twitter Add Comment Notify me of follow-up comments by email. Notify me of new posts by email.