DTD™ Explained!

Free Training

Up-to-date courses for Law Enforcement and Private Sector Professionals

Advance your capabilities with 3Si’s instructor-led training programs — designed for law enforcement, private sector professionals, and Organized Retail Crime (ORC) investigators. Gain hands-on experience in GPS-based investigations, surveillance insights, and proven investigative methods.

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Connect, Learn, and Grow – Upcoming in Person Trainings


Use this page to view and register for upcoming product training sessions — and make the most of your 3Si tools.

GPS Training for Law Enforcement – Dundalk, MD

Baltimore County Police Department

February 5, 2026
Free

Technology, Tracking, Tactics and Testimony 

This training will cover the use of GPS technology in police work. The course was designed for law enforcement personnel, with all levels of experience, who are actively conducting criminal investigations and utilizing GPS devices.

Location: 
Baltimore County Police Department,
CCBC Dundalk,
Roy N. Staten Building,
7200 Sollers Point Road,
Dundalk, MD 21222

When:
Thursday, February 5, 2026, 8:00 AM-5:00 PM

Instructor Info: 
Jimmy Eberhart and Paul Harvey have over fifty years of combined law enforcement experience. Jimmy retired as a sergeant after thirty years with the California Highway Patrol (CHP) of which he spent over twenty years working criminal investigations. Paul retired after a combined thirty-five-year career with the United States Army and the Bureau of Alcohol, Tobacco, Firearms, and Explosives (ATF) where he specialized in Technical and Electronic Surveillance.

Topics Covered:

  • GPS Background and Operational Overview
  • Pre-Operational Phase: Preparation, Planning, and Logistics
  • GPS Maintenance: Options and Tips to Maximize Efficiency (Tracker Placement)
  • Operational Phase: Safety, Tactics, and Execution (Installation)
  • Investigative Phase: Methods, Strategies, and Trouble Shooting (Deployment)
  • Post-Operational Phase: Court Preparation and Testimony (Evidence)

Download Course PDF here.

GPS Training for Law Enforcement – San Diego, CA

San Diego and Imperial Valley HIDTA

February 19, 2026
Free

Technology, Tracking, Tactics and Testimony 

This training will cover the use of GPS technology in police work. The course was designed for law enforcement personnel, with all levels of experience, who are actively conducting criminal investigations and utilizing GPS devices.

Location: 
San Diego and Imperial Valley HIDTA
9665 Granite Ridge Dr,
Suite 100, San Diego, CA 92123

When:
Thursday, February 19, 2026, 8:00 AM-5:00 PM

Instructors Info: 

Jimmy Eberhart and Jeff Neiman have over sixty years of combined law enforcement experience. Jimmy retired as a sergeant after thirty years with the California Highway Patrol (CHP) of which he spent over twenty years working criminal investigations. Jeff had a thirty-three year career with the CHP and retired as a lieutenant. He spent fifteen years working criminal investigations

Topics Covered:

  • GPS Background and Operational Overview
  • Pre-Operational Phase: Preparation, Planning, and Logistics
  • GPS Maintenance: Options and Tips to Maximize Efficiency (Tracker Placement)
  • Operational Phase: Safety, Tactics, and Execution (Installation)
  • Investigative Phase: Methods, Strategies, and Trouble Shooting (Deployment)
  • Post-Operational Phase: Court Preparation and Testimony (Evidence)

Download Course PDF here.

GPS Training for Law Enforcement – Salem, OR

Oregon Department of Justice

March 4, 2026
Free

Technology, Tracking, Tactics and Testimony 

This training will cover the use of GPS technology in police work. The course was designed for law enforcement personnel, with all levels of experience, who are actively conducting criminal investigations and utilizing GPS devices.

Location: 
Oregon Department of Justice
2250 McGilchrist St. SE,
Salem, OR 97302

When:
Wednesday, March 4, 2026, 8:00 AM-5:00 PM

Instructor Info: 
Jimmy Eberhart  retired as a sergeant after thirty years with the California Highway Patrol (CHP) of which he spent over twenty years working criminal investigations.

Topics Covered:

  • GPS Background and Operational Overview
  • Pre-Operational Phase: Preparation, Planning, and Logistics
  • GPS Maintenance: Options and Tips to Maximize Efficiency (Tracker Placement)
  • Operational Phase: Safety, Tactics, and Execution (Installation)
  • Investigative Phase: Methods, Strategies, and Trouble Shooting (Deployment)
  • Post-Operational Phase: Court Preparation and Testimony (Evidence)

Download Course PDF here.

 

Organized Retail Crime – Salem, OR

Oregon Department of Justice

March 5, 2026
Free

Investigative Concepts and GPS Solutions (FREE Training)

This training is designed for public and private sector professionals working Organized Retail Crime (ORC) investigations.

Location: 
Oregon Department of Justice
2250 McGilchrist St. SE
Salem, OR 97302

When:
Thursday, March 5, 2026, 8:00 AM-5:00 PM

Course Description:
The course will provide attendees with knowledge, skills, techniques, and options, combined with GPS technology concepts, to facilitate their investigations and maximize results. The multi-faceted instruction will entail considerations for using GPS strategies to solve crimes, arrest and prosecute criminals, as well as locate and recover stolen property.

Instructor Info: 
Jimmy Eberhart and Jeff Neiman have over sixty years of combined law enforcement experience. Jimmy retired as a sergeant after thirty years with the California Highway Patrol (CHP) of which he spent over twenty years working criminal investigations. At the time of his retirement, he was supervising the CHP ORC Taskforce in Los Angeles, CA. Jeff had a thirty-three-year career with the CHP and retired as a lieutenant. He spent fifteen years working criminal investigations and was assigned as logistical support and oversight for all the CHP ORC taskforces throughout California.

Topics Covered:

  • ORC Defined, Epidemic, and Impact
  • ORC Suspect Categories
  • ORC Methods of Theft
  • LE and Retail Personnel: A Force Multiplier
  • Maximizing Results between LE and Retail
  • Investigative Concepts and Techniques
  • GPS Overview and Basic Awareness
  • GPS Use Cases and Bait Operations
  • Bulk Evidence Considerations
  • Reports, Filing, and Prosecution
  • 3Si and CovertTrack Portal Training (Optional)

Download Course PDF here.

GPS Training for Law Enforcement – Phoenix, AZ

Arizona Department of Public Safety

March 17, 2026
Free

Technology, Tracking, Tactics and Testimony 

This training will cover the use of GPS technology in police work. The course was designed for law enforcement personnel, with all levels of experience, who are actively conducting criminal investigations and utilizing GPS devices.

Location: 
Arizona Department of Public Safety
2222 W. Encanto Blvd,
Phoenix, AZ 85009

When:
Tuesday, March 17, 2026, 8:00 AM-5:00 PM

Instructor Info: 
Jimmy Eberhart and Ken Miller have over fifty years of combined law enforcement experience. Jimmy Eberhart retired as a sergeant after thirty years with the California Highway Patrol (CHP) of which he spent over twenty years working criminal investigations. Ken Miller retired from law enforcement in New Mexico with twenty-three years of sworn experience. For eleven years, Ken specialized in the installation, maintenance, and repair of bait vehicle surveillance systems, along with other hardwire trackers.

Topics Covered:

  • GPS Background and Operational Overview
  • Pre-Operational Phase: Preparation, Planning, and Logistics
  • GPS Maintenance: Options and Tips to Maximize Efficiency (Tracker Placement)
  • Operational Phase: Safety, Tactics, and Execution (Installation)
  • Investigative Phase: Methods, Strategies, and Trouble Shooting (Deployment)
  • Post-Operational Phase: Court Preparation and Testimony (Evidence)

Download Course PDF here.

GPS Training for Law Enforcement – Denmark, TN

Madison County Sheriff's Office

April 23, 2026
Free

Technology, Tracking, Tactics and Testimony 

This training will cover the use of GPS technology in police work. The course was designed for law enforcement personnel, with all levels of experience, who are actively conducting criminal investigations and utilizing GPS devices.

Location: 
Madison County Sheriff’s Office,
West Tennessee Regional Training Center,
317 Denmark Jackson Rd.,
Denmark, Tennessee 38391

When:
Thursday, April 23, 2026, 8:00 AM-5:00 PM

Instructor Info: 
Jimmy Eberhart and Paul Harvey have over fifty years of combined law enforcement experience. Jimmy retired as a sergeant after thirty years with the California Highway Patrol (CHP) of which he spent over twenty years working criminal investigations. Paul retired after a combined thirty-five-year career with the United States Army and the Bureau of Alcohol, Tobacco, Firearms, and Explosives (ATF) where he specialized in Technical and Electronic Surveillance.

Topics Covered:

  • GPS Background and Operational Overview
  • Pre-Operational Phase: Preparation, Planning, and Logistics
  • GPS Maintenance: Options and Tips to Maximize Efficiency (Tracker Placement)
  • Operational Phase: Safety, Tactics, and Execution (Installation)
  • Investigative Phase: Methods, Strategies, and Trouble Shooting (Deployment)
  • Post-Operational Phase: Court Preparation and Testimony (Evidence)

Download Course PDF here.

DIRECTTODISPATCH™

Free online Training for Law Enforcement

New training modules are now available, covering DirectToDispatch™ and our GPS Tracking Technology, which financial institutions and retailers deploy.

These modules explain how each solution works and how your agency can benefit from real-time crime alerts, verified actionable intelligence, and enhanced officer safety during every incident.

Register here »
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