Free simple steps
Go to Clickbank.com find something you are passionate about or interested in
Join Wordpress.com and set up a Free website by clicking on Seeplans
Find free traffic sources, by joining forums or your blog posting regular, google likes this, join facebook groups an find people who are looking for a solution to a problem, and give Value in any comments you make, and in time you can offer a solution to there problem
There are many great Niches
Health/fitness. Internet Marketing. Relationships. Software. And so many others, (Use Google to help you, try looking on youtube, Quora, join facebook groups, Warrior, Wikipedia, Try www.findforums.net/ there is roughly 1300 forums plus
1 So create a free website using, Wordpress.com
2 Find something you are interested in Clickbank.com
3 Find Free Sources of Traffic to promote your Clickbank offer to
Plus there are many other ways you can promote your Niche Offer to, Pintrest, Instagram, Quora, Youtube, Twitter, Linked, Facebook Groups, Forums, Blogs
The Key to the Niche offer is you are offering a Solution to there problem, and you are Helping them Solve the problem, And Giving them Value