OK, I know I’m either preaching to the choir, or to deaf ears here . . . .
Pretty please, with sugar on top, if you write me a message, email, AIM, whatever: spell the words correctly, and capitalize where necessary. There’s not much that bugs me more than having to read something that looks like it was written by a 3rd-grader (unless it WAS written by a 3rd-grader).
Society in general, and the English language in particular, is suffering greatly at the hands of the instant message, the SMS message, and the shorthand of chats and IRC.
Don’t get me started on 1337 sp3a|<.