In my readings about unusual businesses, I came across the following one...
I hadn't heard of doing this as a business before. Though, it may be just because I've lived too much of a sheltered life...!
This is not for nit-pickers! Uh... Actually, it is...
As I said - it's not a business for the squeamish...!
Niche Picking
http://www.bizjournals.com/columbus/....html?page=all
Best wishes,
Dien