The podcast episodes provide insights into the investigative processes and techniques used by law enforcement agencies in solving cold cases and prosecuting criminal enterprises.

For example, the episode '203. How Ancestry Websites Solved a Cold Case' discusses how genetic genealogy was used to identify the victim in a decades-old case, while the episode 'The Kingpin Behind Asia's Triad Super-Syndicate Cartel : Tse Chi Lop, with Josh Berlinger' covers the efforts of law enforcement agencies, such as the FBI and Australian authorities, in investigating and prosecuting a major drug lord.

These episodes highlight the importance of technological advancements, collaboration between different agencies, and a personalized approach to problem-solving in criminal investigations.