Look in magazine racks. This really is your often ignored, however really straight forward strategy for finding niches that folks are interested as part of. Because it's becoming much harder furthermore difficult to keep print periodicals profitable these days, if you notice per magazine on racks, you know it's making money. And that means that there are several someone enthusiastic about that it. That doesn't mean absolutely that it will make an excellent account small business, but it is an excellent starting place.