GR8
Great
LOL
Lots of love / Laugh out loud
ASAP
as soon as possible
WUWU
What's up with you ?
GWS
Get well soon
BTW
by the way
OMG
Oh my God
F2F
face to face
WWU
Where were you?
TC
take care
B4N
bye for now
CU
see you
2NITE
TONIGHT
NP
No problem
ILY
I love you
L8R
Later
THX
Thanks