Social Networks, like Myspace, Squidoo, etc. are a great way get your ideas and products in front of a lot of eyeballs.
Most (if not all) of these places allow you to create a ?profile? that people will see. Inside that profile, you can (carefully) direct your traffic to either you main sites or directly to your products.
In this guide, you will find a list of literally hundreds of social sites that you can ultimately use to make more sales.