Yes you can choose weather or not you want to prestige or if you want to stay at level 70.
Once you reach the prestige Level it will ask you
How do you get 10 prestige in MD2
yup
no
No, it's not compulsory for you to prestige in Call of Duty: Modern Warfare 2. Remember that once you prestige there is no going back.
267 times is the maximum times you can prestige on call of duty modern warfare 2, this takes on average 80 days of game play
yes you can prestige in ur offline account
15th prestige
no but i wish you could xD
yes
10
No