Well you can download it instantly on Steam. But first you'll need to download the Steam program at steamcommunity.com.
Best Buy, Amazon, and Target sell the game as well.
yes
Yes
No it is for the PC
did u get it for ps3
No they cant arma 1 mods go with arma 1 arma 2 mods go with arma 2
Yes
Go on to their website or just search on google "arma 2 latest patch"!
No. you only need Arma 2 Operation Arrowhead
you can play as a Reacon or Sniper in the ArmA 2 editor.
no
Yes.
No, ArmA 2 is only avilable on Microsoft Windows and there are no plans to release it on other platforms.