2. I hope to get a balanced game where characters can interact with each-other and will get the opportunity to role-play
3. I will be using grids of a sort but not too sure which so you may be guinea pigs lol.
4. You don't need to fill in your character sheet as it will be your background that will be the most important, I would however do your dice rolls as it may influence your character (a CHA of 6 may mean you are ugly or socially inept lol).
There are some decent and free mapping programs, not very hard to learn either. I can link you information and stuff if you want.