Talking with food in your mouth
Chewing with your mouth open
Elbows on the table during dinner
Pointing
Interrupting a conversation
Talking about money -stock market excluded
Talking about your charity -other than inviting other to a benefit you are hosting or a project you are undertaking
Assuming religious beliefs in conversation
Taking a phone call in the middle of a conversation
Ditto texts
Turning on the TV without checking with other in the room
Ditto changing channel
No eye contact in conversation
and this:
feel free to add