PI Cheat Sheet 2026

The 30 highest-yield PI facts, distilled from real exam questions. Print it, save it as a PDF, or study it here — free, no sign-up.

1. Which type of work is MOST commonly EXEMPT from PI licensing requirements across U.S. states? → In-house corporate security employees investigating internal theft
2. Which action by a PI would constitute stalking under most state laws? → Repeatedly following a subject over days in a manner causing reasonable fear
3. What quality metrics are most important in Report Writing? → Measurable outcomes, process compliance, and stakeholder satisfaction
4. What role does continuing education play in Interview and Interrogation? → Keeping practitioners current with evolving best practices and new developments
5. What is a common employment setting for a certified private investigator? → Law firms
6. When documenting digital evidence found online, a PI should immediately: → Capture timestamped screenshots and record the URL and date/time
7. What does OSINT stand for in the context of private investigation? → Open Source Intelligence
8. What is the significance of documentation in Report Writing? → It provides a record for accountability, quality assurance, and legal compliance
9. A PI collecting physical evidence should FIRST: → Photograph the evidence in its original position before touching it
10. A private investigator specializing in workers' compensation fraud typically works most closely with which type of client? → Insurance companies and self-insured employers
11. Under what circumstance may a U.S. private investigator legally access a person's financial account records directly? → With a signed authorization from the account holder
12. During a surveillance operation in a suburban neighborhood, a homeowner approaches and questions the PI. What is the best response? → Politely decline to provide specific details while remaining calm and non-confrontational
13. In most U.S. states, how often must a private investigator renew their license? → It varies by state
14. A PI license issued in Texas is generally NOT valid for conducting investigations in which scenario? → Conducting surveillance in New Mexico without that state's license
15. What is the average annual salary range for a private investigator in the U.S.? → $40,000 - $60,000
16. A PI conducting a background investigation discovers a sealed juvenile record. The PI should: → Disregard the record entirely as sealed records cannot be legally accessed or disclosed
17. What role does continuing education play in Legal Knowledge? → Keeping practitioners current with evolving best practices and new developments
18. A PI specializing in due diligence investigations is vetting a potential business partner for a client. Which red flag would be MOST significant? → The subject has a prior civil judgment for breach of fiduciary duty
19. Which type of surveillance is most appropriate when a subject is believed to be meeting contacts in multiple locations within a short time period? → Two-investigator team surveillance allowing leapfrog positioning
20. What is the primary purpose of standardized procedures in Interview and Interrogation? → To ensure consistency, safety, and quality across all practitioners
21. A newly licensed PI wants to specialize in intellectual property theft investigations. Which background is MOST directly transferable to this niche? → Background in law enforcement cybercrime units
22. Under most state laws, how must a PI identify themselves when asked by a member of the public during an investigation? → State their name and that they are a licensed private investigator
23. Which of the following disqualifiers is MOST commonly found in state PI licensing statutes? → A felony conviction within the past 10 years
24. What type of evidence label should a PI place on every collected item? → Case number, date and time of collection, location, and collector's name
25. When a PI testifies as a fact witness in court, the most critical characteristic of their testimony is: → Accurately recounting only what was personally observed
26. During a witness interview, the subject becomes hostile and asks you to leave. The PI should: → Cease the interview immediately and leave the premises
27. In which of the following situations would a PI's evidence most likely be ruled inadmissible? → The PI left the evidence unsecured in a vehicle overnight with no log entry
28. Which database resource would be MOST useful for a PI investigating the financial assets of a subject in a civil litigation case? → County recorder's office for property records and UCC filings
29. Which investigation service is commonly used by insurance companies to validate claims? → Insurance fraud investigation
30. Which billing model is most common when a PI firm handles a long-term corporate investigation with unpredictable scope? → Hourly rate plus expenses