when you go on your friends list in the game, if your friend is in a game and the game hasn't started yet you should be able to click join so you can join them in the game rather then having to find it manually.
you should be able to try out all of the weapons in the firing range including the weapon packs so you can try them out before you buy them to play online
 "ShellShock Live"){kind=icon}
 "Platform Racing 2"){kind=icon}