Featured Articles

eInvestigator.com is an online research and education resource for professional private investigators, detectives, police officers, process servers, and security experts. Also, it’s a great resource for anyone interested in using investigative search tools, websites, OSINT, and databases to uncover data and information.

List of the best email newsletters

List of the Best Email Newsletters

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This article provides a list of the best email newsletters. I decided to compile this list when I started doing research for my own...
Cell phone tracker and Mobile phone spy software

Best Cell Phone Trackers and Mobile Phone Spy Software

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What is Mobile Phone Spy Software? Mobile Phone Spy Software is a hybrid software and monitoring service that is used to track caller activity on mobile...
Private Investigator Software

Private Investigator Software

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Learn how to use Private Investigator Software and Online Services Technology plays a key role in any investigation business. Detectives use a combination of private...
Background Check

Background Check Databases and Services for Investigators

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This article provides an overview of background checks and investigations and the companies that provide products and services. In addition, we'll cover the different...
facebook search tools

Facebook Search Tools and Resources

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This article provides an overview of various Facebook Search Tools that can be used to investigate someone's account activity. First, I'll provide an overview...
True crime podcasts

True Crime Podcasts – A List of the Best

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True Crime Podcasts True crime is a non-fiction literary genre that involves actual crimes and the actions of real people. The genre is explores numerous...

Join the Private Investigator Directory and connect with potential clients who need investigative services all over the world. Use it to promote your business services, and your firm’s investigative expertise, drive traffic to your website, and get more cases.

The Police and Law Enforcement section has a collection of helpful articles and blog posts related to law enforcement work. Here, you can learn what it takes to become a police officer and where to get the training and education you need. Plus, learn about the equipment, weapons, and vehicles used by officers in the line of duty.

Police Officer Jobs

Law Enforcement Careers

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With increasing crime rates, and the need to keep security and order, police officer jobs and law enforcement careers are becoming more important every day. Law Enforcement officers are responsible for protecting people, property, and so on. In this...
police training

Police Training

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This article provides an overview of police training and provides a list of companies that provide training to the law enforcement industry. Whether you're interested in becoming a police officer, or you already work in the field, these training...
Police officer duties

List of Police Officer Duties

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A police officer is a warranted employee of a police department, force, or military. Police officers are paid positions and are not appointed or elected to their post citizens. However, Police Chiefs and Commissioners may be elected by residents...

Private investigators, law enforcement officers, and intelligence agents use a variety of computer software, online services, OSINT tools, and mobile apps during the investigative process.

Private Investigator Software

Private Investigator Software

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Learn how to use Private Investigator Software and Online Services Technology plays a key role in any investigation business. Detectives use a combination of private investigator software such as online search tools, OSINT resources, computer software, and mobile apps to...
Cell phone tracker and Mobile phone spy software

Best Cell Phone Trackers and Mobile Phone Spy Software

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What is Mobile Phone Spy Software? Mobile Phone Spy Software is a hybrid software and monitoring service that is used to track caller activity on mobile devices, cell phones tablets, and computers. The software is designed to track devices owned by...
Case Management Software

Case Management Software

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This article provides an overview of legal case management and case management software. Case Management is the information management and workflow practices, procedures, and requirements used to manage legal cases, typically associated with the legal, health, and investigation fields....

Detectives in all industries use software programs like case management software, databases, productivity tools and more to help their agency operate more efficiently. In addition, professional detectives and intelligence agents use online services to conduct research, run background checks and search public records databases, Then, they pull reports and analyze data to find missing persons and uncover the truth about people. Also, private eyes make heavy use of specialized applications (or apps) on their mobile devices to search for information on the go.

Some cases require the use of hi-tech surveillance equipment, sometimes referred to as spy gear. Sleuths and gumshoes who provide surveillance services need to be familiar with a wide range of electronic gadgets. For example, devices such as video cameras, binoculars and night vision goggles, audio listening devices, bugging and debugging equipment, drones, and many more.

Private Investigator Badges

Private Investigator Badges – The Top Suppliers

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Overview A badge is defined as a distinctive mark, token, sign, or emblem worn on one's clothing, which signifies a rank or membership in an organization. They are usually formed like a name badge and provide information about the organization, and the role,...
Wire Tapping

Wiretapping Consent States

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What is Wiretapping? This article provides an overview of wiretapping, including a review of the Wiretap Act and a list of one-party and two-party consent states. Wiretapping, also known as telephone tapping, is the process of monitoring telephone and Internet...
iPhone Data Recovery Tool

iPhone Data Recovery Tool

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Retrieve and Backup Mobile Phone Information As a concerned employer, spouse, or parent, entrusting a device with as much power and room for abuse as an iPhone is sure to cause some anxiety. With the iPhone Spy Stick, you can...

Review the articles in our spy gear section to learn more about the types of surveillance tools and electronic equipment a private investigator might use to catch a cheating spouse, track down a missing person and gather information for a case.

If you’re a naturally curious snooper, you love information. Be sure to check out our extensive Lists of Lists category. You’ll find information such as a List of Social Networks (for social media checks), Lists of State Information, a List of the best Search Engines for private eyes, and more. The lists are for anyone who is interested in interesting facts and information, not just for those who are employed in professions related to the investigative industry.

List of National Parks in the United States

List of U.S. National Parks

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About the U.S. National Parks The National Park Service, an agency of the United States Department of the Interior, operates 59 protected areas comprising nearly 52 million acres of land known as National Parks. The Organic Act of 1916 created...
List of gang involvement warning signs

List of Gang Involvement Warning Signs

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Determine if your child is in a Gang with this List of Gang Involvement Warning Signs This article provides an overview of gangs and a list of gang involvement warning signs. In addition, you'll find a list of suggested books...
list of insurance companies in the united states

List of the Best Insurance Companies in the United States

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This article provides a list of insurance companies in the United States. The list includes organizations that provide full coverage solutions for your home, auto, health, life, and many other things. In addition, many of the companies on the...

Get a PI License

If you’re interested in becoming a private investigator, learn how to get a license with our state-by-state licensing guide. If you’re interested in pursuing an exciting career in the investigation industry, you’ll find everything you need to get started right here. Learn the state requirements, how to apply, how to join an association, where to get training, and how to find more information.

Use our private investigator books to build your own library of reference and education materials about the industry. For example, our library includes an extensive selection of recommendations for how-to books, textbooks, reference manuals, audiobooks, true crime podcasts, and magazines. Leverage these helpful resources to learn new skills and techniques.

Training and Education

View our list of training and education resources. Whether you’re an experienced professional, or just getting started as an entry-level associate, you’ll find a variety of investigation schools, academies, training classes, home study courses, and distance learning programs. Learn the knowledge and skills you need to be a professional private investigator and earn your degree, diploma, or certificate. Plus, you’ll find educational resources including recommended books, study guides, and exam preps.

A list of useful Open Source Intelligence (OSINT) tools and resources. Includes search tools to help you find public records, verify facts, search social media sites, reverse search images, uncover government data, and more.

The United States Government has a wide variety of resources that are useful for private eyes. See our List of Government Agencies and U.S. Federal Regulatory Agencies.

Learn how to avoid becoming a victim of the latest fraud, scams and schemes. Learn what to look for, how to protect yourself, and how to report crimes to the proper authorities.

As a private investigator, it’s important to keep in touch with what’s going on in the industry. Industry groups and associations regularly sponsor nationwide, regional and local conferences. The meetings and seminars are an excellent way to keep up with legislative changes that affect you. In addition, they are a great way to brush up on your skills, network with other private eyes, and learn about new products and services. View a list of conferences.

We have a helpful collection of genealogy research resources for researching your family history, building a family tree, and tracking down your roots. We have links to research sites related to ancestry, heritage, DNA and historical records. Plus, we provide an overview of the best software and books and provide suggestions for looking up obituaries and how to find biographies. Visit the Genealogy section.

Search Public Records

Run an online public records people search and find out the real truth about anyone. Learn how to search online databases and OSINT websites to track down an old friend, reconnect with a lost love or find a missing person.

New and Updated Articles

AT&T Active Armor

AT&T Active Armor Mobile Security App

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AT&T Active Armor Mobile Security App AT&T Active Armore Mobile Security is a mobile app that, according to AT&T, "helps block spam calls, secure your data, and more". In a...
BeenVerified Background Checks

BeenVerified Background and Public Records Search

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This article provides a review of BeenVerified, the online people search, background search, and public records research service. In this review, I'll provide a high-level overview of the company,...
surveillance equipment

Surveillance Equipment and Spy Gear for Investigations

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Surveillance equipment includes any equipment, gadget, or device that is used to conduct various types of surveillance, counter-surveillance, and investigations. The equipment is most often used to perform surveillance. Surveillance involves...

We recommend that all private investigators join and participate in a local, state or nationwide investigation association for a number of reasons. First, associations are a great way to stay on top of what’s going on in the profession. Second, they often provide members with access to training and education opportunities. So, you can continue to sharpen your skills. Also, they are a great way to network with others and create a referral network. View the list of investigation associations for each state.

Popular true crime TV series, police dramas and detective shows have inspired many people to pursue exciting careers as police officers and work as professional private detectives. Check out our List of the Top 50 Best Crime TV Series and Detective Shows. For example, we have overviews of classic shows like Simon & Simon, Columbo, Baretta, Hawaii 5-0, and many more. Honestly, Magnum has always been our favorite.

Mobile Spy Software is software for covertly tracking the activity and location of a mobile phone or tablet. Most commonly, cell phone trackers are used by parents to keep an eye on their children. However, there is growing use among employers and suspicious spouses. Please read our reviews of the best phone monitoring solutions. Examples include mSpy, FlexiSpy, Highster Mobile, and others.

Police detectives and private investigators leverage crime scene investigation techniques and forensic science techniques, tools and equipment to investigate crime scenes. In addition, these experts are knowledgeable in collecting, transporting, and preserving crime scene evidence, data, and information. Also, PI’s leverage forensic labs to analyze fingerprints, examine DNA evidence and evaluate firearm ballistics data.

Learn how auditors, inspectors and examiners conduct official inquiries into financial matters. For example, our Financial Investigation section includes articles on Asset Search and Recovery, Credit Reports, Banking Information, Stock Market Research tools, and cryptocurrency. Plus, we recommend relevant reference books and more.