What is the proper salutation to a man and wife?

What does the slang term dido mean? What does this quote mean The word should be as cousin to the deed? Are Japanese people against public displays of affection? Is it proper to leave the lid (not the seat )of the toilet down or up? Should take a present if invited to aperitifs after a french wedding? What does a guy touching a girls elbow mean? What you say to reply to ladies first? What are people that meet and greet called? How do you say thanks a lot in french? How do you address a letter to a retired military officer and his wife? How were women expected to behave in Victorian times? Are any facial expressions or gestures considered rude? What does s'il tu plait mean? Why you shouldn't put your in-laws down for references for credit? What is godfather in French? How do you say courtesy in french? Do Chinese say the phrase 10000 thanks? What do you do with your hand when it is down a guys pants? How many people prefer to give rather than receive? What is a synonym for vulgar?