2. You pick up a cigarette and start smoking.
“A total lack of etiquette! I also avoid women who sneeze or cough without covering their mouths or who are too loud in public,” explains a man in his early 20s. A woman who lacks in manners and who is oblivious to her surroundings is also not considered girlfriend material. You may not be harming anyone, but chewing food with your mouth open or jittering and fidgeting during a meeting is unbearable to some people. If you have these habits, you want to ditch them sooner rather than later.