The proper way to hold a coffee cup is totally different: you loop your index finger into the handle and keep your thumb on the top of the handle. Your remaining 3 fingers — middle, index, and pinkie — are tucked into the palm of your hand.
10. If you need to blow your nose
Etiquette experts recommend blowing your nose really quickly and quietly enough so that people won’t notice it. If you feel it’s going to be loud, it’s better to leave the public place and do it when you’re all alone.
The most strict rules are applied to blowing your nose during dinner. Don’t do it at the dining table, even if you’re really close to your relatives or friends. Go to the bathroom, blow your nose, wash your hands, and go back.
True ladies and gentlemen don’t use paper handkerchiefs, they prefer handkerchiefs made from fabrics. Of course it’s not a good decision when it comes to hygiene, but in this case, you should observe all the etiquette rules.