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Surveillance is the covert or overt continuous or periodic observation or monitoring of modes of communications, places, vehicles, persons, or objects to obtain information concerning the identities of individuals or certain activities. A surveillance investigator uses surveillance as a method of investigation, primarily to gather information for the development of intelligence or evidence in the furtherance of investigative activities. Surveillance can produce information regarding suspect identities, activities, plots, associates, accomplices and confederates, residences, enterprises and places of business, frequented locations, victims, and methods of operation. Surveillance can also identify potential sources of information, corroborate source information, provide security for covert informants or undercover agents, and provide useful site-specific data. In addition, information obtained from surveillance can provide the probable cause for securing court orders or ...

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