This is all fine and dandy. Simply do not forget that these free digital coupon codes which were given to you by Amazon for free once they are discovered that you are giving them away for the wrong purpose or selling them for the wrong purpose , every single code that this person has will be revoked this could be 6 months down the road. This could be a year down the road, this happens a lot with the Google AdWords people that are given hundreds and hundreds of codes they sell them.