Why Postcards Are Still One of the Smartest Marketing Plays in Real Estate Postcards are basically the blue-collar workhorse of real estate marketing. They: cost less than most direct mail pieces, don’t require envelopes, are easy to produce, and can be printed at home for pennies. You can literally print four postcards on one sheet of cardstock and start marketing today without needing a marketing department, a Canva addiction, or a second mortgage. And w