If on Xbox 360, Player 2 can be signed into a profile which means they will have their own saved stuff, when players collect money during the game it goes to both profiles
No, they can not, sorry.
It depends on which version you have.
yes you can
You can buy it from Steam
At most places that sell movies. ex:WalMart, Vintage Stock, Blockbuster.
Go to Japan...
www.amazon.com
You go to a store and buy it...
you never get it, you must buy it.
Mercenaries
yes,if they have it.
yes. It comes with a t-shirt.
Its illegal. Buy it or dont.