So you want to foaf?
We've assembled the basics to get you started.
The idea behind FOAF is simple: the Web is all about
making connections between things. FOAF provides some basic
machinery to help us tell the Web about the connections
between the things that matter to us.
Thousands of people already do this on the Web by describing themselves and their lives on their home page. Using FOAF, you can help machines understand your home page, and through doing so, learn about the relationships that connect people, places and things described on the Web. FOAF uses W3C's RDF technology to integrate information from your home page with that of your friends, and the friends of your friends, and their friends...
The links on the left are a good place to start. You can read more about foaf or just jump right in and make your first foaf file with the foaf-a-matic.