Can someone explain the Recruiting Chat abbreviations?

[Argon]

Looks like a bunch of gibberish to me.

[BEEF]

WTB- want to buy
WTS- want to sell
WTT- want to trade (your item for theur item)
PC- price check

edit: well i misread, this is trading

[❛❛Vénttea❜❜]

LF = Looking For
OD(?) = Orokin Derelict (?)
T1(?) = Tier 1 (rest of the numbers should be explainatory)
DS(?) = Dark Sector
CC = Conclave
H = Hosting

Ends on T1(?) or OD(?) etc.
S = Surival
SB = Sabotage
C = Capture
MD = Mobile Defense
D = Defense
A = Assassinate.
I = Intercept
E = Exterminate
Excav = Excavation

Ranks or Levels
MR = Mastery Rank
CR = Conclave Rating

Thats all I remember from the top of my head.