 Meanwhile, on the West Coast in Oakland, California, Felix Mitchell and his 69 Mob ran a large scale drugs trafficking operation, generating income of nearly a million dollars in monthly business.According to a United States Senate sub-committee on organized crime during the 1980s, one of the most sophisticated, corporate-like, structured, organized crime groups outside of the Italian mafia was The Young Boys Inc. (AKA YBI).Founded by a small group of teen-aged friends on Detroit's west side in the mid-1970s, in less than two years, YBI took over the majority of southeast Michigan's heroin trade with absolutely no interference from any other crime groups.