For those newcomers to the internet who are confused by terms such as 
IMHO, BTW and RTFM, the following is a list of commonly used 
abbreviations. If you read the digest long enough you will probably come 
across all of these. Please note some of the abbreviations are for 
sayings in less than polite language but I didn't make them up, I'm just 
explaining them.

BRB         Be right back (often used on MUDS and talk sessions)
BTW         By the way
DYJHIW      Don't ya just hate it when...
FAQ         Frequently asked (or answered) question
FWIW        For what it's worth
FYI         For your information
GR&D        Grinning running & ducking
HTH          Hope This Helps!
IAE         In any event
IANAL       I Am Not A Lawyer, also IANA... such as CPA
IMCO        In my considered opinion
IMHO        In my humble opinion
IMO         In my opinion
IOW         In other words
JASE        Just another system error
MUD         Multi user domain (or dungeon)
NRN         No Reply Necessary
OTOH        On the other hand
ROFL        Rolling on floor laughing.
RSN         Real Soon Now [which may be a long time coming]
SITD        Still in the dark
TANSTAAFL   There ain't no such thing as a free lunch
TIA         Thanks In Advance (also aTdHvAaNnKcSe)
TIC         Tongue in cheek
TLA         Three letter acronym