Try to copy how the responding characters would actually act.
Example:
Steve: HLP ME SUM1 GRIFED MY HOSE!!!!111!1!11!!!one!!!!11eleven!!!!
Admin: I have checked the logs... Apparently you griefed your own house.. -_-
Steve: O SRY LOLOLOL I FRGOT THT I DIDTHT YESTRDY CUZ I NDED WOOD FR MY DMOND PIKAXE CUZ I STOL DMONDZ FRUM TIS GY BT I DINT HAS ANY STIKS
Admin: So, whose house did you steal the diamonds from? Just wondering...

Steve: O I STOL DMONDZ FRUM DIS NOOBZ HOSE HIS NEM WUZ 69derpcakes69
Admin: Thanks for telling me you stole, which is breaking a rule. Temp-banned, and please refrain from capital letters. Also perma-banned from the forums.
Later that day on IRC...
Steve: NNUUUUU FAK YU I CN DU WAT I WANT YU MOFO ***** **********ING ****FACE ***HOLE MORON **TARD
Blue: Whoah buddy.. Watch that language...
Chaotic: Caps + Language
Admins: No caps!
Moderators: Please don't use caps.
Alot of other players: Caps!
Steve: IDC U RETARDZ I CAN DU WAT I WANT
Blue: Eh.. Do you guys want me to translate?
Admin: I have had enough of your bullshit, Steve. And hey, guess what? I can do what I want to as well.
