Investigators begin by gathering all known historical data about the individual, such as previous addresses, relatives’ names, and past employment, to establish a baseline identity before the name change occurred. They then cross-reference this static information with public records like marriage licenses, court documents, and property deeds, which often link old and new names through legal proceedings. Digital footprints and social security traces are analyzed to find patterns where the individual’s unique history intersects with their new identity, effectively bypassing the name barrier. Finally, investigators verify the subject’s current location by confirming these linked records against recent utility bills or voter registrations to ensure the correct person has been located.