Substance use treatment; Outpatient; Regular outpatient treatment; No formal relationship with prescribing entity; Accepts clients using medication assisted treatment for alcohol use disorder but prescribed elsewhere; No formal relationship with prescribing entity; Accepts clients using MAT but prescribed elsewhere; Anger management; Brief intervention; Motivational interviewing; Relapse prevention; Substance use disorder counseling; 12-step facilitation; Private non-profit organization; State Substance use treatment agency; Federal, or any government funding for substance use treatment programs; Cash or self-payment; Sliding fee scale (fee is based on income and other factors); Adolescents; Adult men; Lesbian, gay, bisexual, transgender, or queer/questioning (LGBTQ); Comprehensive substance use assessment; Interim services for clients; Screening for tobacco use; Screening for substance use; Professional interventionist/educational consultant; Drug and alcohol oral fluid testing; Drug or alcohol urine screening; Aftercare/continuing care; Discharge Planning; Naloxone and overdose education; Outcome follow-up after discharge; Self-help groups; Recovery coach; Mentoring/peer support; Substance use disorder education; Smoking/vaping/tobacco cessation counseling; Individual counseling; Group counseling; Family counseling; Marital/couples counseling; Smoking not permitted; Children/adolescents; Female; Male; Specially designed program for DUI/DWI clients; Vaping not permitted; Case management service; Domestic violence services, including family or partner