Randall was involved with the investigation of several other scandals, as well, including tax fraud by private tax collection contractors (known as the Sanborn incident) and fraud in the awarding of postal contracts (the star route scandal).
兰德尔还参与另外多起丑闻的调查，其中包括私营税收征管承包商的税务欺诈丑闻（桑伯恩事件），以及邮政合同承包欺诈丑闻（星星之路丑闻）。