Joy Gendusa is the founder and CEO of PostcardMania. Using just postcards, a phone, and a computer, Gendusa built PostcardMania from a one-person start-up into an industry leader. PostcardMania serves 102,962 clients, including 6,980 dentists. Need help promoting your practice? Call one of PostcardMania’s dental marketing consultants at (844) 269-1836, or email Gendusa at [email protected].