I just noticed that there is a "Referrals:" section in the user profile page. It's located in the "Forum Info" box. I tried searching for what it refers to, but didn't find anything. What is the referrals area for?
EDIT: Crud. If I would have just kept looking. I found it in the FAQ. Silly me. Should have started there. Ah, well. You can delete this if you want, Jun.
For those who want to know, here's the entry: