 In season 6, the show added Staten Island and North Hempstead, New York, and Trenton, New Jersey to its list of filming locations.The series was based on a 2001 documentary of the same name about the PPA, produced for A&E and Britain's Channel 5, about a day in the life of the PPA, from morning to late night, taped in April 2001.The documentary featured off-screen narration by Daniel Jenkins, as well as all elements of the PPA's operation—ticketing, booting, impounding, towing, adjudication, and auctioning.