Addresses methods of detection, investigation, surveillance, and capture of drug traffickers as well as criminal methods to avoid detection. This work includes topics such as the surreptitious monitoring of suspects and entrapment; drug courier profiling; high-tech surveillance with GPS and thermal imaging; and informant management. Introduction xxv 1 Initiation of Drug Investigations: Sources of Information 1(12) Case Initiation 1(1) Target Selection 2(1) Receiving Information 3(1) Verifying Information 3(1) Case Preparation 4(1) Budgeting Resources 4(1) Other Information Sources 5(6) Outside Law Enforcement Agencies 6(1) The Drug Enforcement Administration (DEA) 6(1) The Federal Bureau of Investigation (FBI) 7(1) The Internal Revenue Service (IRS) 7(1) Department of Homeland Security 7(1) The U.S. Marshal Service 7(1) Other Criminal Justice Agencies 7(1) Probation and Parole Offices 7(1) Court Records 8(1) Prosecutor's Records 8(1) Public Service Agencies 8(1) State Departments of Motor Vehicles 8(1) Social Service Agencies 8(1) Medical Examiner's Office 8(1) City or State Licensing Departments 8(1) Tax Departments 9(1) Departments of Highways or Roads 9(1) Health Departments 9(1) Sanitation Departments 9(1) Boards of Education 9(1) Private Sector Sources 9(2) Telephone/Cellular Phone Companies 9(1) Public Utility Companies 10(1) Banks 10(1) Credit Agencies 10(1) Telegraph Companies 11(1) Other Sources 11(3) Undercover Intelligence 11(1) Trashing 11(1) Summary 11(1) Suggested Reading 12(1) 2 Undercover Operations 13(34) Preparing for Undercover Assignments 14(7) Personnel 14(1) The Roles of Officers 15(1)