Not sure that folks would pay you for the research given the internet. However, we are so busy these days that I would test it in the market first with seo and social marketing to see if there is an interest. If so, then go for it!!

Go to www.innoventum.com and download their free 60 page entrepreneur guide on how to start, operate and grow a business. This will really help you, especially from a testing standpoint on how to operate a business in the world wide web.