Substance use treatment; Treatment for co-occurring substance use plus either serious mental health illness in adults/serious emotional disturbance in children; Outpatient; Regular outpatient treatment; Does not use medication assisted treatment for alcohol use disorder; Does not use MAT for opioid use disorders; Anger management; Cognitive behavioral therapy; Relapse prevention; Substance use disorder counseling; Telemedicine/telehealth therapy; Trauma-related counseling; 12-step facilitation; Private for-profit organization; Private health insurance; Cash or self-payment; Sliding fee scale (fee is based on income and other factors); Professional interventionist/educational consultant; Discharge Planning; Naloxone and overdose education; Treatment for gambling disorder; Treatment for other addiction disorder; HIV or AIDS education, counseling, or support; Substance use disorder education; Smoking/vaping/tobacco cessation counseling; Individual counseling; Family counseling; Marital/couples counseling; Smoking not permitted; Adults; Children/adolescents; Female; Male; Specially designed program for DUI/DWI clients; Vaping not permitted; Domestic violence services, including family or partner; Mental health services; Social skills development