Startups For the Rest of Us Episode #5 might be helpful (personally I like the whole podcast): http://www.startupsfortherestofus.com/episodes/episode-5-how-to-f

Startups For the Rest of Us Episode #5 might be helpful (personally I like the whole podcast): http://www.startupsfortherestofus.com/episodes/episode-5-how-to-find-niche http://www.startupsfortherestofus.com/episodes/episode-5-how... If there is no competition, it is probably not a big enough market. And it goes on. It's aimed at micropreneural business models but perhaps you can take some valuable insight from it.