Be Cool. You are entitled to your own opinion but that does not mean you need to be mean.
Talk as much as possible, I really want to talk with you guys, that's why I'm streaming!
Try not to tell me what will happen in a game next unless I ask. NO SPOILERS
Be supportive and kind to the other viewers and me.
Don't ask to join my game unless I'm playing with subs or followers!
Most of all, have fun!