"Etiquette" is another name for manners. Why is it important to have manners?
Manners make others feel comfortable and respected. It also shows respect for yourself. It shows that you have consideration for others and they will respect you back.
If a guest comes to your house to play, name some things that are polite and will make the guest feel comfortable.
Introduce them to your family. Offer to take their coat. Offer them a snack or drink. Do activities that they want to do and not just do what you want to do. Put them first... give them the biggest piece of cake, or letting them sit in the best chair. Thank them for coming over.
If someone does something embarrassing, what should you do?
Don't make a big deal about it. Don't draw attention to anything in public. Maybe tell them about a stain on their clothes or something in their teeth in private. Never make them feel uncomfortable or do it unkindly.
Always try to give the person some information about your friend.
These words make conversations pleasant. Always use these phrases as they show great politeness and consideration.
Listening is VERY important. If you MUST interrupt, please say, excuse me for interrupting, but...