This guide provides an in-depth look at the key workflows involved in using OSINT for crime disruption, outlining both proactive and reactive methods that law enforcement and investigative teams can employ to maximize their effectiveness. Whether building detailed subject and business profiles, conducting network analysis, or investigating the dark web, the workflows in this guide are designed to help professionals harness the full potential of OSINT in their fight against crime. This guide will help you navigate the complexities of modern OSINT techniques, streamline your workflows, and ensure that your investigations lead to more successful outcomes.