What is a dirty top hat?

Is greeting of the day is correct to use? What is the proper punctuation in the salutation of a letter? How do you properly address a letter to a widowed woman? How do british people dress? Is the word mob common or proper? Where does the expression tip top come from? What does Terminé Mon ami mean? How much do you tip a hair stylist when they come to your home to cut your hair? Types of napkin foldings? How do you reply to a letter from someone that let you know they reached home safely? What is the meaning of the idiomatic expression like water under bridges? What does french people do in the morning? What is the proper etiquette when you and your mate are invited to someones house to watch TV and then one of the hosts starts a loud conversation with your mate? Why is it when people sneeze another says bless you? When do you put a period after Yes or No at the beginning of a sentence? Why is manners important? What does wms A plus - est 1880 mean printed on silverware? When you say thank you what is the correct response your welcome or you're welcome? Is awkward a positive connotation? What is the meaning of the expression too bad?