googlenews Posted April 28, 2017 Report Share Posted April 28, 2017 OregonLive.com Portland may subpoena Uber over regulator-dodging 'Greyball' softwareOregonLive.comCommissioner Dan Saltzman wants to issue a subpoena to get a look at Uber's "playbook" for dodging regulators using software. The city sought the playbook, and the software itself, during a month-long investigation of the practice. Uber failed to turn ...Portland Plans To Subpoena Uber Over 'Greyball' ProgramOPB Newsall 2 news articles » https://www.google.com/search?hl=en&gl=uk&tbm=nws&authuser=0&q=uber&oq=uber Link to comment Share on other sites More sharing options...