Surveillance is a powerful investigative tool that can uncover crucial evidence in criminal cases, fraud investigations, and personal matters. When conducted legally and effectively, it can strengthen a case with verifiable proof—but poor execution or legal missteps can jeopardize an entire investigation. This article explores how surveillance techniques impact investigations, the risks of improper surveillance, and best practices for ensuring credible, admissible evidence.

Private investigators are often portrayed as trench-coat-wearing detectives who can hack phones, break into buildings, and instantly solve cases. However, real-life private investigations are far different from Hollywood portrayals. In this article, we debunk the most common myths about private investigators and reveal what they actually do—from legal surveillance and fraud investigations to corporate security and background checks.