The most common etiquette mistakes:

Here are some of the major mistakes men make regarding the issue of etiquette.
1. Not being able to introduce people to others.
2. Not being able to remove oneself while having a phone call.
3. Arguing over a bill.
4. Never being able to make it to a place or a meeting on time.
5. Not giving up your seat while you are in the bus.
6. Treating the service class poorly.
7. Always taking about yourself.
8. Being a slob in the gym.
9. Grooming in the public.
10. Eating with your mouth open.