It kind of amazes me that in this day and age, lots of people still don't recognize common e-mail shorthand. OMG, WTF is up with that? If you're constantly confused by some of the alphabet soup floating around in e-mails, text messages, and instant messages, here's a quick guide to turn you from clueless to cool.
BRB - Be Right Back
BTW - By The Way
FWIW - For What It's Worth
IMHO - In My Humble Opinion
L8R - Later (as in "See you...")
LOL - Laughing Out Loud
OMG - Oh My God
OTOH - On the Other Hand
TTYL - Talk to You Later
WTF - Um, this is a family blog, so I can only give you the first two words: What The...
Actually, I know all these and more, and I'm still pretty clueless. FWIW, at least now you'll have a better idea what your teenagers are texting to each other! (It's a good thing I don't get paid by the word, otherwise I just cheated myself out of some cash.)
BTW, did I forget any important abbreviations? IMHO, these are the most common. Whatever. TTYL!