Actually we do have a "No Thanks" button for OPMNI. It's when I click a button and say "No thanks for any more of your off-topic contributions in OMNI." It seems to work for me. Actually you do have a "No Thanks" button - it's called "Ignore User."
Originally Posted by
magiciansampras
Can we get a "No Thanks" button in OMNI while we're at it?
Seriously, this sounds like a great feature; thanks!