Basic Acronyms

BFN bye for now
BTW by the way
FAQ frequently asked question
FWIW for what it's worth
FYI for your information
GR&D grinning, running, & ducking
HTH hope this helps
IAE in any event
IMHO in my humble opinion
IMO in my opinion
IOW in other words
LOL lots of luck or laughing out loud
MHOTY my hat's off to you
NRN no reply necessary
OTOH on the other hand
ROTFL roll(ing) on the floor laughing (also, ROF,L, ROFL)
WYSIWYG what you see is what you get