Amy: If we go to court, we're gonna need the witness to testify. But now, we have no way of contacting him. So there's no case. How could you not take down the witness' contact info?
Hitchcock: Well, unlike you dorks, we don't do everything "by the book."
Scully: We play by our own rules.
Hitchcock: And we get results.
Amy: No! You don't! That's why we're here!