Ask to speak first during interview, do not be quiet or passive, describe company knowledge i.e. partnership, they know its shelf stacking so don't make it seem as if it is a different job. Dress smartly, be prepared to sell an obscure item from the shop floor. To be honest if you get an interview and your seem enthusiastic youre onto a winner

Group interview with scenario based questions. Was with a group of maybe five other people we all had to say our individual answers. Also had to work together to rank a list of work based scenarios from most to least important