Practical Investigation Techniques is useful for new as well as veteran investigators to establish a practical standard for conducting a wide range of diverse criminal investigations. Written by a veteran investigator, the book teaches the proper investigative techniques for such criminal activities as extortion, blackmail, credit card fraud, check fraud, fencing operations, employee theft, sports gambling, money laundering, and shoplifting rings. Practical Investigation Techniques is presented in an easy-to-read format and provides a wealth of specific investigation techniques, checklists, and case studies.Introduction: Motivation for Today's Crime. Interrelationship of Crime and Drugs. Steps Needed to Conduct a Successful Investigation. Administrators: How to Get Permission to Continue. Mind Set of the Investigator. Creativity in Law Enforcement. Role of the Investigator. Criminal Investigator. How to Identify Targets. Receipt and Validation of Information: Sources of Information: Outside Law Enforcement Sources. Dealing with Informants. Validation of Information. Bank Records. Appendices. Civil Forfeiture: Why Use Civil Forfeiture. Advantages of Civil Forfeiture. Federal Forfeitures. Planning for the Seizure of Property. Shoplifting: Habitual Shoplifters. Steps to Be Taken to Attack the Problem. Benefits of a Coalition for Law Enforcement. Benefits of a Coalition for Businesses. Security and Loss Prevention Surveys. Case Examples of Informants: Shoplifter. Shoplifter and Narcotics. Tavern Fencing. Employee Theft. Sports Bookmaking Investigation. Employee Theft and Fencing Stolen Property. NSF Checks. How to Chart Investigations: Qualities of an Infiltration Specialist. Cover Story. Role Camouflage. Infiltration Techniques. Covert Equipment. Surveillance. Types of Surveillance. Air Coverage. Important Surveillance Tips. Preparation for Surveillance: How Do You Begin? Appendices. Search Warrants: Probable Cause Development. Search Warrants. Appendix. Auto Theft: Whl¦