The various substance abuse treatment services which are accessible to drug addicted individuals in Orland Park, IL. can differ in many different ways. Quite a few substance abuse rehabilitation programs are conducted in a residential or inpatient facility, where clientele remain for the duration of their rehab which offers a more therapeutic treatment environment. Others provide drug and alcohol abuse treatment programs on an outpatient basis which provides a sense of flexibility, although outpatient programs are not always a suitable drug and alcohol abuse rehabilitation service for individuals in Orland Park, IL. who are struggling with long term drug addiction problems. Whether or not inpatient or outpatient substance abuse rehabilitation services are chosen, there are also different lengths of time that individuals will be expected to stay in the drug and alcohol rehab program. For example, some short-term programs offer programs for a month or less, while long-term programs will demand at least a 90 day stay.