…and a colon, like this:Dear Louise:   Dear Ms. Chu:   Dear Mr. and Dr. Paige:   Dear Professor Amato:   Dear Patrick: (For more discussion of Dear, see my post “Do I Have to Call You Dear?”)The standard way to open a social business letter is with Dear, the person’s name (with or without a title), and a comma, like this:Dear Nigel,   Dear Dr. Tarabi,   Dear Reverend Ja…

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