text: ( 1 ) conducted extensive Internet and literature searcHe 's to identify actions that each had taken to reduce improper payments , ( 2 ) made site visits to interview representatives involved in identifying and taking actions to reduce improper payments , and ( 3 ) obtained and reviewed organization reports and other documentation describing the actions taken , the results of those actions , and future plans in the area .
  
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  Representatives have a very difficult job in both spotting and preventing improper payments .