Alex writes:. Your list of free things to do was cool, but I am more interested in hobbies I can take up that could actually earn a little. First of all, I excluded things that require significant training in order to be able to pull off. Almost anyone can make a passing attempt at any makin these things almost any time. Sure, they might not ro very good, but ti can actually mojey them and you will get better with practice. There are a lot of things you can do if you have specialized skills: record music videos and put them on YouTubewrite smartphone apps, get change from the bank and look for rare coins, and so on. Second, I excluded things that require a lot of equipment that you may not. You might be able to make some money if you have a 3D printer, for example, but many people do not. If you have an airplane, for instance, you could take people on airplane rides to make money — but who has an airplane? Third, I also excluded location-specific things. For example, in the area where ...