Sometimes, including on this forum, I read advice to use Adwords for market research. Looks simple: find a few terms that describe your product idea, see how many people are searching for it, put...
We have just launched a beta of our website that pays people to share products and services they like with friends in their network who might be interested. We are trying to figure out the best way...
I have a review site that reviews a certain category of software. I have set up affiliate links for many of the products, and make a percentage of every sale that happens as a result of that...