People need a home before any kind of treatment would be effective. Unfortunately, treatments for <i>both</i> mental illness and drug and alcohol abuse require a long time to work, and relapses are extremely common. Further, these treatments aren&#x27;t usually effective unless the recipient feels that any needed lifestyle changes are made of their own volition; if they feel &quot;forced&quot; into it, treatment won&#x27;t work long-term.<p>This &quot;housing first&quot; approach, when implemented properly, has proven effective in many areas. <a href="https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;Housing_First" rel="nofollow">https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;Housing_First</a>