Rehabilitating men and women who are addicted to drugs or alcohol and have found their way into the criminal justice system has proven to be a successful method of eliminating repeat drug related criminal offenses by those who do become rehabilitated. For criminal justice clients in San Mateo, CA. that do agree to take part in treatment in drug and alcohol rehabilitation centers, even un-voluntarily as is occasionally ordered by the court, these clients have a far better chance at handling the root of the problem so that they can stay abstinent and off of the streets drug related crimes. The costs to the criminal justice system associated with these drug related crimes is also affected positively when criminal justice clients become helped in drug rehab centers in San Mateo, California instead of jail time or other harsh punishment.