Affiliate Marketing involves marketing the product of another company> as an affiliate of that company you share in the proceeds of the sale. They may provide you with marketing material and they may provide you with sales materials (such as videos to use on your Website, etc). but at the end of the day wether you are an affiliate market rep for one company, one product or if you use an automated tool like Datafeedr to generate an entire Affiliate store for you on your Website, you still only make money when you initiate the sale of the companies product.