DSE publishes short, practical briefs and templates designed for real-world investigations. The free resource library focuses on decision-making, documentation, and courtroom defensibility.
Primary categories include:
Trial-Ready Investigations
Bulletproof Warrants
Tech-to-Testimony (Digital Evidence)
Major Crimes & Homicide
Interviews & Case Management
High-Scrutiny Investigations (OIS and critical incidents)
Browse the Brief Library to access the latest releases.
Dragon Slayer Enterprises serves as a trusted investigative resource for law enforcement professionals across the United States. Our team develops and shares advanced frameworks, case-based insights, and practical investigative methodologies drawn from real-world experience in major crimes, narcotics, technology-driven investigations, and courtroom proceedings.
While formal in-person training programs are not currently offered through this platform, DSE provides guidance, reference materials, and professional development resources on topics including:
• Search Warrants and Digital Evidence
• Homicide and Major Crimes Investigations
• Narcotics and Organized Crime
• Confidential Informants and Undercover Operations
• Officer-Involved Shootings and Critical Incidents
• Financial and Complex Investigations
• Wiretap Strategies and Legal Considerations
• Cold Case Homicides and Investigative Genetic Genealogy
• Advanced Report Writing and Case Documentation
• Use of Force Analysis and Review
Our goal is to support investigators nationwide by providing practical, modern, court-defensible investigative knowledge that can be applied immediately in the field.
If you are seeking a presentation, training block, or a customized topic, you can submit inquiries through the Contact page. DSE can assist you with research and help you find offerings tailored to your organizational needs and intended outcomes.