An interesting idea is at the base of this website. Tell Your Buddy offers remotely hosted tell a friend forms that you can put on your website to encourage visitors to share it with their friends. Tell Your Buddy is also a proxy site so you may enjoy unrestricted and uncensored browsing.
Browsing through Tell Your Buddy both keeps you anonymous from the sites you visit and allows you to bypass any network restrictions from your government, workplace or college. You can also overcome the slowing down of your ISP (Internet Service Provider) in reaching a specific website.
But above all Tell Your Buddy offers the unique capability to social bookmark your findings so that you can store a webpage url and reach that later on, for example at home.