Increasingly, Internet's Data Trail Leads to Court - New York Times

Increasingly, Internet's Data Trail Leads to Court - New York Times: "Requests for information have become so common that most big Internet companies, as well as telephone companies, have a formal process for what is often called subpoena management. Most of the information sought about users is basic, but very personal: their names, where they live, when they were last online -- and, if a court issues a search warrant, what they are writing and reading in their e-mail. (Not surprisingly, the interpretation of voluminous computer records can be error-prone, and instances of mistaken identity have also come to light.) "