What is a definition for correct conduct?

Who should pay for a wedding of a mother of two children who has never been married? How to write Apology letter for unable to join at promised date? Is gentilles femine or masculine? What does 'donkey's' mean in British slang? Is C'est combien formal or informal in french? What does the slang term dido mean? What must a corporation do if it finds itself subject to conflicting duties? What is the informal version for bonjour? What does it mean. Keep a tight hold on the pursetrings? How do you say good evening in France? What does manmal mean? What is mannerism in drama? What does mais non mean in french? How do you congratulate someone getting engaged? What kind of clothes do English people wear? Why do people give attitude? Why is mme. Loisel unhappy when she receives an evening reception? How do you emcee for turn over ceremony? Is there a prepositional phrase in You cannot sit here so please move on? What does ufs mean in letter writing?