“…Progress has been made here by a number of population geographers who have begun to work on estimation techniques for considering variations in population distributions over time, both daily and weekly for all manner of service provision (Bell, 2015, Martin et al, 2013, Martin, 2011. They argue time is a driving factor of local population change (Bell, 2015, Martin et al, 2015, resulting in highly localised market conditions over 24hr periods, with consequential impacts on store trade and revenue (Berry et al, 2016, Newing et al, 2013a, Schwanen, 2004. Census-based residential populations are a poor representation of actual daytime populations (Bell, 2015, Martin et al, 2015, and new work-based estimations were required and are of particular importance for city centre retailing (especially convenience stores).…”