Our overall conclusion stemming from investigation of the three research questions is that OSA issues can be overcome by simple techniques that focus on human resouces. Extending a store backroom to handle more stick is easy, however we determines that the key difference between good and poor OSA levels at this company revolved around management aand staff commitment to solving the problem; i.e. having dedicated staff to address promotional items and personal shoppers for in-store picking versus having insufficient staff to stock shelves and service customers in the convenience store.