How To Write An Old Fashioned Letter . The moment you came into my life i loved you. Add a bit of romance or nostalgia to any message by sending it with vintage. Custom Old Fashioned Love Letter Personalized Handwritten Etsy in from www.pinterest.com By the way, the current month was called the instant, or “inst.,” and the previous month was called the ultimo, or “ult.” in other words, in a business letter (not a letter to a relative) you Old fashioned closings to letters old fashioned closings to letters. With all my love, letter writer.