…bsp;  Reader, This post is all about the etiquette of salutations (greetings) for business letters and email. It’s dedicated to the many who have visited this blog in search of tips on how to begin a letter. Rules for Business LettersThe standard way to open a business letter is with Dear, the person’s name (with or without a title), and a colon, like this:Dear Louise:   Dear Ms. Chu:   Dear Mr. and Dr….