In 1987 Doug established the Numismatic Crime Information Center within the Pantego Police Department to assist law enforcement officers in the investigation of crimes against collectors and dealers. Later that same year he was instrumental in assisting the Federal Bureau of Investigation in the development of the National Stolen Coin File.

Recognized as an expert in numismatic investigations Doug developed the first and only accredited law enforcement school dealing with the investigation of numismatic crimes and continues to assist state, federal and local law enforcement agencies across the country. The American Numismatic Association has recognized Doug for his numismatic investigations and in 1988 was presented the PNG Sol Kaplan award for setting up a clearinghouse to coordinate investigations of crimes against the numismatic industry.