For as long as civilized society has existed, the dilemma of a flawless criminal justice system has remained an elusive concept, restrained by semantics of what constitutes the necessity of criminal retribution. And in the past 150 years,the role of private detective work has evolved into an exponentially practical profession.
While local and Federal law enforcement agencies do not specialize in cases involving adultery, infidelity abroad, and corporate espionage, anyone willing to invest the time and money to hire their own private investigator can often expect a quality of work on par with those employed at the State or Federal level.