5 Ways to Find the Right Niche and Target Market for Your Small Business
(no longer available, https://www.sba.gov/blogs/5-ways-find-right-niche-and-target-market-your-small-business)
by Caron Beesley
Source: US Small Business Administration
The Two-Step Method For Finding Your Entrepreneurial Niche
by Larry Myler
Source: Forbes
Defining Your Market in 7 Steps
by Entrepreneur.com