Comment and I shall:
1. Tell you why I friended you.
2. Associate you with something - fandom, a song, a colour, a photo, etc.
3. Tell you something I like about you.
4. Tell you a memory I have of you.
5. Associate you with a character/pairing.
6. Ask something I've always wanted to know about you.
7. Tell you my favorite user pic of yours.
8. In return, you must post this in your LJ.