Yes, ranking up only relates to xbox live and xbox live games, matches, and stats in Call of Duty 4
No, You need to be a member on XBOX LIVE to rank up.
you need to have xbox live
Yes, you only need to sign in with your account like you normally would.
how much memory does xbox live need/
An xbox
Dude.all you have to do to move a xbox live account to another xbox is when your on the other xbox just press migrate gamertag or retrieve gamertag what ever it says.When you do this it receives your gamertag from xbox live and saves it to the new xbox,you can do this as many times as you want.
Yes.
No. You will need to register and buy Xbox live.
No, you do not need the card; getting Xbox Live online works with it too. But, you do need Xbox Live for you to go online, if that's what you were wondering.
You will need to be live but I think you can be a silver member to do this.
yes you need xbox live to go into parties
you need to have xbox live