Treating persons who are addicted and dependent to drugs or alcohol and have found their way into the criminal justice system has proven a productive method of eliminating repeat drug related criminal offenses by those that do receive treatment. For criminal justice clients in Oak Park, California who do partake in drug rehab centers, even un-voluntarily as is sometimes ordered by the court, these clients have a much better chance at addressing the root of the issue so that they can stay off of drugs and off of negative influences and [[[committing drug related criminal activity. The costs to society having to do with these drug related offenses is also impacted beneficially when criminal justice clients become rehabilitated in drug rehab programs in Oak Park, California instead of jail time or other penalties.