AdF.ly is an innovative service that allows you to earn money from each visitor to your shortened links. How this works is actually quite simple.
First, you shorten your links, and then you post them or send them to people as you usually would with any shortened link. Adf.ly handle the rest by showing an ad before the shortened link loads.
Each ad that is shown earns you money!
Adf.ly is a a free URL shortening service with a twist.. You can get paid to share your links on the Internet!
Just register for an account and start shrinking. You get paid for every person that visits your URLs.
Example URL for Google: http://adf.ly/27Mjv
Place your links on Facebook, Twitter, forums, personal websites, social networking sites and make money from your links.