I'm doing this for the money so i'd like to know what would be the most profitable self-help niche to do this on? I'm not interested in the "romance" niche or the "weight loss" niche. And the "make money online niche" seems too difficult to break into. I was thinking some one of the following:
Which of these is the most profitable? Or maybe you can think of another niche I have not thought of here. Any advice would be much appreciated.