The diverse drug and alcohol abuse rehab services which are available to alcohol and drug addicted persons in Marvell can differ in several different ways. Quite a few alcohol and drug abuse treatment services are conducted in a residential or inpatient facility, where clientele remain the entire time they are in rehabilitation which offers a more conducive rehabilitation environment. Others provide alcohol and drug abuse rehab programs on an outpatient basis which provides a sense of flexibility, though outpatient programs may not be an appropriate substance abuse treatment service for people in Marvell who are having difficulties with serious addiction problems. Whether or not inpatient or outpatient substance abuse rehab services are chosen, there are also different lengths of time that men and women will be required to stay in the alcohol and drug rehab facility. For example, many short-term programs provide programs for 30 days or less, whereas long-term facilities will demand at least a 90 day stay.