1.
smilie
2. Upgrade to VB 3.5.x
3. Add more member tools and extras like blog and more profile fields etc...it makes it more fun for us
4. Article system would be great
5. Bidding system in marketplace.
6. Some new sections like the Hardware one mentioned earlier.
7. Maybe have all the votes (Member of the month award, yearly awards and others be somehow featured on the main page.
8. New skin pleaaase (not that i don't like this one but it is getting old...