MALVERN, PA.--(BUSINESS WIRE)--USA Technologies, Inc. (NASDAQ:USAT) ("USAT"), a leader of wireless, cashless payment and M2M/IoT solutions for small-ticket, self-serve retailing industries, today announced the appointment of J. Duncan Smith, CPA, 56, as chief financial officer, effective August 31, 2015. Mr. Smith succeeds David M. DeMedio, 44, who transitions to the newly created position of chief services officer (“CSO”) after having made significant contributions to the company as its CFO si