Considering the majority of the homeless in SF are mentally handicapped, it turns out you can: https://sanfrancisco.cbslocal.com/2018/03/05/san-francisco-hospit

Considering the majority of the homeless in SF are mentally handicapped, it turns out you can: https://sanfrancisco.cbslocal.com/2018/03/05/san-francisco-hospital-locked-ward-mentally-ill-homeless/ https://sanfrancisco.cbslocal.com/2018/03/05/san-francisco-h... Deinstitutionalization has contributed to SF's homeless problem, as many mentally handicapped people self medicate with illegal substances.