There are numerous ways to do some quick market research. Through the course of my main blog (VisionDrivenBusiness.com) I will go over a fairly detailed methods that have worked for me.
I recognize that just coming up with an idea for a product to market is sometime the toughest part.
Here are some free tools to get some ideas of what to market.
Idea Brainstorming tool: [URL="http://pulse.ebay.com/"][COLOR=#0000ff]http://pulse.ebay.com/[/COLOR][/URL]...