There are a lot of scams online that promise fast and easy money online. If you see such claims, it is best to proceed with caution. That said, places such as Mechanical Turk and Associated Content do offer the opportunity to make money based on how much work you produce. In most cases, however, you will not be making enough to substitute it for living wages. Many people make money online selling itmes through ebay. eBay does take a precentage of your sales though.