Treating persons who are addicted and dependent to drugs and/or alcohol and have ended up in the criminal justice system has proven to be a productive method of curbing future drug related criminal offenses those offenders who do receive treatment. For criminal justice clients in Petaluma, California who do agree to take part in treatment in drug treatment facilities, even un-voluntarily as is occasionally court ordered, these clients have a much better opportunity of addressing the crux of the problem so that they can remain off of drugs and away from being implicated in drug related criminal activity. The costs to the criminal justice system related to these drug related criminal offenses is also impacted beneficially when criminal justice clients are rehabilitated in drug and alcohol rehab facilities in Petaluma, California in lieu of incarceration or other harsh punishment.