Im currently developing some forums for my gaming site and I have no idea which fourm software i can use. I really apreciate your opinions!

Things I NEED.
-Points/Bank/Donate System Modification
-Easy to code templates, or a place where i can buy templates.
-Lots of modifications i can download for free.
-Free/open source software.

Kthx.

Questions.
1. What Forum Software do you reccomend?
2. Why do you reccomend this?
3. Where can i get themes/mods?
4. Is coding templates for this easy?
5. Is it cheap to hire a coder to do this ^^?

Kthx Sixtys