Offers a range of essential behavioral health and housing services and supports through over 500 local PATH provider organizations working to reduce or eliminate homelessness for individuals diagnosed with serious mental illness (SMI) and/or co-occurring substance use disorders (COD) who are currently experiencing homelessness or are at risk of becoming homeless. Focuses on providing services that are not well supported by mainstream mental health programs and aims to serve areas with the greatest need, including underserved populations and communities.