Rehabilitating individuals who are addicted to drugs and have found their way into the criminal justice system has proven a productive method of curbing future drug related offenses by those that do become rehabilitated. For criminal justice clients in Peru, Iowa who do agree to take part in treatment in drug and alcohol rehab facilities, even if not of their own choice as is often ordered by the judge, these individuals have a significantly better chance at dealing with the root of the problem so that they can remain sober and off of negative influences and [[[committing drug related criminal activity. The costs to the criminal justice system having to do with these drug related crimes is also affected positively when criminal justice clients turn out to be helped in drug rehabilitation programs in Peru, Iowa in lieu of incarceration or other harsh punishment.