Mainly, language and harassment. Starting to feel kinda sorry for some people that will just have to watch their language after they get their notice. Also, when someone is reported 3 times in only 2 games, and I can see the 2nd one is a false report, it doesn't excuse their behavior in the 1st game. Been seeing a lot of false reports, however they have constantly been attached to legitimate ones that result in a punish...

THE F BOMB IS NOT AN APPROPRIATE ADVERB OR ADJECTIVE!!!!!
HARASSING AND FLAMING IS NOT ACCEPTABLE!!!

Show some respect for your allies and adversaries and you shouldn't have any problems in the tribunal. Act like a raging hate troll and expect to get the boot!!!

Saying F***** that was a good play is acceptable.
Saying youre a f****** bad player is not apparently.