Programs based on a harm reduction model that provide a safe and supportive environment which allows individuals who use drugs and/or alcohol to drop in and access multiple related services including group and individual counseling, day beds, showers, clothing, medical care, needle exchanges, sterile injection equipment and overdose prevention training, as well as information and referral, social activities and snacks. The programs may be structured for specific populations such as women or sex trade workers or be open to all.