Every SDK member uses at least once a chatroom everyday.
If you are a new member this is the right place to learn the abbreviations and different ways we use here to communicate, for the chatrooms, some of the web and some of SDK

Popular Abbreviations:

lol = laughing out loud (from the web) means you are laughing a lot

BRB = be right back

BBL = be back later

g2g = i have to go now

2g2 = to go

LMBO = laughing my butt off (other than this one is censored)

IDK = I dont know

IDC = I dont care

IKR = I know right

y = why


Communication:

NAME @ / @ NAME (addresses your post to someone else)
also
NAME - "message"

/pm activates the private message mode

ALERTER @ / @ ALERTER (addresses to the last alert command an admin used)

"WARNING" - means you were warned because you broke a rule or bypassed the censor, there is no 2nd warning, you get 24h ban if you do something bad again.

"You Have Been kicked" - pops up as a javascript alert, sends you to the chatroom menu, before accepting read the reason, may also be considered a warning.