First of all I want to tell you that if you like the game, BUY IT!
Whit this out of the way, lets get down to business.
After you have installed COD4 get the 1.3 patch from here . Backup your exe files before you install it.
After this you are ready to go.Here is a list of servers that youll really enjoy playing
NoBS Has redone all there COD4 Servers, and we now have all of our servers are cracked. With Different game types.
See ya on the killing fields!