You must be at least 13 (it's rated T for Teen). If you're talking about Bad Company 2 then you need to be at least 17 to buy it.
you can buy it in the online store on the game
i have both games, buy battlefield bad company 2. dantes inferno is confusing.
The BFBC2 CD key comes with the game and should be located on the back of the Game Manual.
buy it on the PlayStation Store
Downloading a game that you have to buy and don't pay for it is illegal and you can be jailed and fined for it.
buy it on the playstation store
you can find it in any good game shops or even online, if you want to buy it online I recommend play.com or amazon.co.uk/.com depends where you live (:
You need to have purchased Battlefield 2 from a store and install it through a disc.
No steam just carries the game on their steam store so you can download the virtual disk game from them instead of getting it with disk from store.
No there isnt, not even offline, it is a strictly 1p game
All I know is that you can definitely buy it pre-owned, I'm not sure if they are still being sold normally.
You must buy the Specact kit on origin and then the acheivments will be able to be unlocked.