It would be a competency interview so ensure you have every base covered from how you motivate and empower staff to how you organise your day. Always have a positive outcome to every answer.

I started off as a temp and then gradually worked my way up to management The interview for store manager was with the area manager who was aware of me as a sales assistant as I had been with the company for a while the best part of the company is to progress however external applicants tend to get a bigger salary offer