Treating persons who are addicted to drugs and have found their way into the criminal justice system has proven effective in preventing future drug related criminal offenses for people that do become rehabilitated. For criminal justice clients in Waterloo who do partake in alcohol and drug rehabilitation programs, even un-voluntarily as is often ordered by the judge, these clients have a far better chance at dealing with the root of the problem so that they can remain sober and away from the streets drug related criminal acts. The costs to the criminal justice system associated with these drug related offenses is also affected beneficially when criminal justice clients turn out to be rehabilitated in drug rehab centers in Waterloo instead of jail time or other harsh punishment.