Define Etiquettes. What are good Etiquettes?

Question :

Define Etiquettes. What are good Etiquettes?

Etiquettes is a code of behaviour which delineates expectations for social behaviour according to contemporary conventional norms within a society, social class, or group.

good etiquettes are:

• Hold doors open for other people
• Speak polity
• Listen to another person
• Don't speak loud on your cell phone.