Hi Max,
Keep in Mind...
There are "Tons" of Niches...
And all the little NICHES out there, and sub niches and sub sub sub, well, you get the pic.
What Most People Miss out on is the idea of Focusing on Particular Niche "Groups" of people and businesses.
Social Network marketing is Huge and Untapped, especially in Affiliate marketing.
Athough, it's important to 1st Learn the Basics...
Even if we Think we Do!
http://www.associateprograms.com/art...-niche-website
And 9 Pages or So...
http://www.associateprograms.com/art...ogram-Tutorial
An Excellent Niche marketing article I posted awhile back...
MARKETING Rx
How can you make money in a niche market?
http://money.inq7.net/features/view_...2&dd=03&file=1
Lots of Unsaturated markets...
Phil