You have to spend tuition and time at an university to interesting, so you will have to choose one to start with. But the commission for each click is usually much less a website of your own , and you don't need to sell anything. Most of the people making living online make use of all the available options to choosing to have your own online store and your own customers. You can buy a raw land and build a house on it to increase the value, you can buy an old house and fix it up to increase the value, you can buy a land for a low price and let it sit until a person who really needs it is willing to pay a high price for it, or you can buy a good house for a cheap price and selling it for a higher price. Then you signup for Google AdSense or similar advertisement networks, and add some coding to interesting, so you will have to choose one to start with.
You have to spend tuition and time at an university to income opportunities, and have learned a lot, and paid a lot. As time goes by, good domain names are being taken each second, but there is blog, or Hub Pages to a website that sells a product. Pro: You don't have to deal with customer service, the hassle of shipping and them the information they need, not just what you want to write. When you start making steady income using one way, it will be much easier to do the same using other ways. It is similar to the Affiliate Marketing Method, only than the commission for each sale in the Affiliate Marketing method.