Unlock the challenges for them.
You gain titles and emblems by completing certain challenges on multiplayer, check your barracks for the challanges. Here is a list of all the titles and emblems for call of duty modern warfare 2 on the Mordern warfare wiki: http://callofduty.wikia.com/wiki/Callsigns
Your face thats the answer
modern warfare 2
get 1500 kills with each guns
By completing challenges or raising in rank, same for emblems
Yes the Full title is Call of Duty Modern Warfare 2 and it is often called MW2 or Modern Warfare 2
yup
Yes you do, but not your callsigns and emblems!!! =]
You can get them many ways such as leveling up, completing challenges, etc.
bgjnb
No it actually means Call of Duty Modern Warfare 3 the full title of the game.
Everrything resets except for titles and emblems. So yes.