To invite friends just press the triangle button on ps3. After that a list of friends online will pop up then just click on person you want and an invite option will pop up. After pressing the triangle button then press right on the d-pad for a list of recent players.
yes
invite them
No
Yes
Yes, there is online multiplayer on Call of Duty 4: Modern Warfare.
to be honest with you it only took me about a week to complete after that i only played online with my friends on xbox
To invite friends in Skate 3 first go to the online challenge map, then go to Freeskate. From there go to a skate park and choose party. From there choose invite friends and choose the fiends to invite.
there is none
no but your just going to have to look on modern warfare 2 online
Jtags
You cant!!!!!!!!!!!
Call of Duty World at War, Modern Warfare, Modern Warfare 2, Black Ops, and Modern Warfare 3 all have online multiplayer.
Yes, it is the beta for modern warfare 3 online, only available on PSN and MAC