Useful abbreviations for you social networking pleasure

Most times, when we chat on different social networks fb,twitter,2go etc, we always want to drop our comments quickly and move on to either respond to others or do something else. in other cases we want to avoid grammatical blunders. The best ways to avoid this is to use abbreviations, so am going to write down some useful abbreviations that is sure to help you achieve this.
AFK - AWAY FROM THE KEYBOARD
/ATM - AT THE MOMENT
/ASL - AGE SEX LOCATION
/ASAP -AS SOON AS POSSIBLE
/ BBL - BE BACK LATER
/ BBS - BE BACK SOON
/BRB - BE RIGHT BACK
/BBQ - BARBECUE
/BRT - BE RIGHT THERE
/BFN - BYE FOR NOW
/BTW- BETWEEN
/BTW - BY THE WAY
/CU - SEE YOU
/CYA - SEE YA
/CUZ - BECAUSE
/EM - EMAIL
/FAV - FAVORITE
/DND - DO NOT DISTURB
/FAQ- FREQUENTLY ASKED QUESTIONS
/FTL - FOR THE LOSS
/FTW - FOR THE WIN
/FYI- FOR YOUR INFORMATION
/F2F- FACE 2 FACE
/FWD - FORWARD
/GTG- GOT TO GO
/G9-GENIUS/GARRI
/GBTW- GAT BACK TO WORK
/GFU - GOOD FOR YOU
/GRATZ - CONGRATULATION
/GM- GOOD MORNING/ GOOD NIGHT
/HAND - HAVE A NICE DAY
/HF - HAVE FUN / HAFA
/HTH - HOPE THAT HELPS
/IIRC -IF I REMEMBER CORRECTLY
/IRL - IN REAL LIFE
/IC - I SEE
/ICQU - I SEEK YOU
/ILU - I LOVE YOU
/STFU - SHUT DA FUCK UP
/SU - SEE YOU
/TC - TAKE CARE
/WB - WELCOME BACK
/W8 - WAIT
/WTF - WHAT THE F!!K ?