huh. my concern would be 'what if I don't sell enough to make it worth putting in the discount codes in every product' - e.g. you're going to have to modify y

huh. my concern would be 'what if I don't sell enough to make it worth putting in the discount codes in every product' - e.g. you're going to have to modify your billing system (and more importantly work it out with your partners) every time you put a product out. If you only come up with a few hundred dollars in discounts, that might not be worth it.