You cannot
Yes!
Same
Yes
sadly no
vaffanculo
you can check that on xbox live go to baracks, then leaderboards.
No but you can do splitscreen.
In Xbox Live i say no but the campaign is cool
the best map for xbox live on the game modern warfare 2 is either favela or rust.
Modern Warfare 2 map pack the "Stimulus Package" is out on xbox live. and it costs 1200 MS Points in real money $15 and will be out for PSN on April 30th.
Yes on the PlayStation Network, but if you have an Xbox you must pay for Xbox Live.
Its been said that at least 30% of the xbox live community playing Modern warfare 2 are girls.