Affiliate programs are a great way to earn extra money or even a good living if you do things right. But unfortunately, there are alot of people out there that know this and will do everything they can to swindle you into selling their products while not having to pay you a dime. There are some merchants that view affiliates as a source of free traffic and free marketing. Here are a few things that should draw up a red flag when you come accross an affiliate program: No Contact Information If.