Exit is a collection of random sites. Every time somebody visits the page, the page they come from is put in the database and shown to people coming from other places. The more people your site sends over, the more people will come back because sending more people increases the chance of being picked.
The result is that you can send people who are not interested to "somewhere else" and get people who like your thumbnail back! This makes it the best web-ring of uninterested people ever.
To join the party, simple put a link to
somewhere on your page. You can also add a personal message by adding "?msg=your message" to the link. And remember:
if you send them, they will come...