In the News Office of Homeland Security Circumventing Warrant Requirement by Buying Cellphone Location Data from Marketing Firm
Since this data is anonymized and commercially available, government lawyers have argued that Carpenter doesn’t apply…. “In this case, the government is a commercial purchaser like anybody else. Carpenter is not relevant,” according to Paul Rosenzweig, a former OHS official and now resident senior fellow at the conservative and libertarian think tank, the R Street Institute.