Clients paying for surveillance for the first time are frequently shocked by the invoice-to-footage ratio. Understanding why produces better outcomes and far fewer arguments.
The Arithmetic
A typical surveillance day is ten to twelve hours. Of that, the subject is usually visible for well under an hour and doing something evidentially meaningful for a fraction of that. The remaining time is spent establishing the subject is home, waiting, repositioning, and confirming that nothing further will happen. That waiting is not wasted time — it is what makes the four decisive minutes defensible.
Preparation Decides Everything
Before an investigator sits down, the file should contain vehicle descriptions and plates, a verified current address, a photograph confirmed to be the subject, known patterns of movement, and a study of the location: exits, sight lines, parking that does not attract attention, and traffic behaviour at the relevant hours. Cases fail from thin preparation far more often than from bad luck in the field.
Why Teams Beat Individuals
A single vehicle following a subject through several turns will be noticed by anyone paying attention. Multi-vehicle teams rotate the eye, hand off at intersections and can afford to break away entirely rather than risk exposure. Where a case might be contested, the cost of a second unit is almost always cheaper than losing the subject or, worse, alerting them.
Documentation
Footage without context proves little. Every operation should generate a contemporaneous log — times, positions, observations, weather, equipment used — kept as events occur rather than reconstructed afterwards. When footage is challenged, and it will be, the log is what establishes it as a record instead of a claim.
The Law
Surveillance is legal in public places where there is no reasonable expectation of privacy. It is not legal to trespass, to record inside a private dwelling, to place a tracking device on a vehicle you do not own, or in many jurisdictions to record audio of a conversation you are not party to. Rules vary sharply between New York, Florida and the United Kingdom, and any competent firm advises on the applicable rules before deploying.
When Not to Buy It
If the question can be answered from records, buy records. Surveillance is expensive, slow and uncertain, and it should be reached for when the necessary evidence exists only in the physical world — who someone met, where they went, or what they are physically capable of doing. Being told this on the first call is a sign of a firm worth hiring.
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Dan Ribacoff is a licensed private investigator and the founder of International Investigative Group, a certified polygraph examiner, certified firearms instructor, GIA Graduate Gemologist and the author of I, Spy: How to Be Your Own Private Investigator. He works from offices in New York, Boca Raton and London, and has appeared as a polygraph expert on American and British television.