Once you have established a niche market, you should learn how to market it effectively. There are different techniques used by professionals for this. You could use pay per click advertising, article marketing, social bookmarking, and forums. You can also join forum groups, make videos, and create blogs and articles that are geared toward this niche.
How to make money with niche marketing often requires persistence and a positive attitude. If you are new to niche marketing, I would suggest that you learn as much as possible about a niche-marketing opportunity which will go a long way to help you find a profitable niche.