“…Individuals with co-occurring mental illness and substance use problems are another subpopulation for whom there are unique challenges in service provision. Although housing outcomes using best-practices are positive for this group (e.g., Palepu, Patterson, Moniruzzaman, Frankish, & Somers, 2013), service providers may have to manage safety concerns and sudden behaviours (e.g., associations with drug dealers, disappearances following relapse); longer trajectories toward housing stability, trust of providers, and recovery; and locating substance use treatment services in resource-poor communities (Foster, LeFauve, Kresky-Wolff, & Rickards, 2010). The additional challenges that service providers face in working with groups that have more complex needs require greater attention.…”