“…However, considerable challenges in policy implementation have also been identified, including enforcement difficulties, displacement of smokers to the outskirts of campus, community relations, and safety concerns, among other issues (Baillie et al, 2009(Baillie et al, , 2011Fennell, 2012;Procter-Scherdtel and Collins, 2013a;Russette et al, 2014). Thus, despite the increasing number of smoke-free campus policies, there is only limited understanding of how to implement them successfully.…”