“…Determinants of physical availability influencing alcohol purchase include opening hours (Stanley et al, 2010), outlet density (Young et al, 2013), outlet proximity (Halonen et al, 2013;Young et al, 2013), delivery policies (including delivery methods and delivery restrictions, like shipping restrictions to local or national areas; Chen et al, 2014;Pozzi, 2013), and product variety (Liu and Forsythe, 2010). Second, economic availability depends on the product price (Van Hoof et al, 2010c) including additional costs like taxes, entrance or wardrobe deposit fees, and delivery costs (Van Hoof et al, 2010c), and minimum purchase quantity in case of online purchases (Fix et al, 2006). Third, legal availability is determined by age limits for sales, possession or consumption (Jackson et al, 2014), legal restrictions to adolescents and/or vendors (Gosselt et al, 2011(Gosselt et al, , 2012, age verification activities (Van Hoof et al, 2010b;Wolff et al, 2011), and vendor compliance (Van Hoof et al, 2011).…”