a few cuestions

I allready have a forum and i wanna transfer it to xenforo, but before buying i wanna be sure about a few things.

1. can i transfer a current phpbb forum to xenforo?
2. it is posible to make a completly different style for the forum's displayed in the index page without messing with the system?
3. the forum support rtl lenguages out of the box? or i need to modify the style?
4. if not, can i get rewarded for translating the system to hebrew and the stye to rtl?(dont worrie ill do it like a pro ;)).

thanks ahead for the answers.