New York OOSMW501 is a course offered by New York State Office of Mental Health (OH) to develop the knowledge and skills of mental health workers to better serve the needs of the mental health community. It is a four-day training program divided into two parts: Part I focuses on the history and structure of the OH, and Part II focuses on strategies for addressing the needs of individuals with mental illness. The course includes lectures, group discussions, case studies, and role-plays. The course is open to mental health professionals such as social workers, counselors, psychologists, and psychiatrists. There are three types of New York OOSMW501: the full course, the refresher course, and the advanced course. The full course is designed for new mental health workers, while the refresher and advanced courses are designed for experienced mental health workers looking to stay up-to-date on current practices.