Don't dress too smartly or you are deemed 'to glam for the job' regardless of your background and what you can do.
Research the company.
Prepare for judgemental behaviour.
Plan out your answers beforehand and be prepared to talk about yourself alot.
Prepare to look at Positives and Negatives around the Store and sometimes a Group Interview.
You will be required to walk around the shop with a clipboard to find pros and cons.
Be expected to attend a group interview and do a Store Walk to find pro's and con's.
Read their history online, speak to staff in branch.