flounce post
valedictory
n/t
valediction
unvitation
notice
back anno
post
'bye
bait
invitation
walking papers
disinvitation
letter
uninvitation
posting
missive
uninvite
unlike
walkout
cheers
parting shot
regards
vox populi
poast
apostrophize
nickel
ping
send out
tagline
exodus
snipe
polylog
panegyric
apopemptic
e-forum
shoutfest
don't let the door hit you on the way out
cyberforum
tell
titubancy
go away
repost
rumbling
adjournment
dissolution
Eastwood
announcement
counternotification
crosspost
broguery
follow-up
program
programme
untag
promulgation
telecopy
aside
digression
kiss my ass
tack-up
discussion room
divagation
parenthesis
excursus
newser
resignation
paralipsis
splittee
purge
halloo
point of inquiry
dead cat
exclamation
calling card
visiting card
masterpost
t.
resigner
whisper
card
now hear this
get out
retweet
Q
bite my ass
good riddance to bad rubbish
defenestration
textpost
placard
request
webisode
get lost
pep talk
sonant
disinformational