You should wear the uniform they give you and make sure it is clean and tidy at all times.
Your given uniform
Dress professionally and wear steel toe shoes.
They will give you a uniform, as for interviews... a tucked in button shirt and jeans/slacks should do
Depends on which area of the business you are working. Business casual for the most part, but first day would be dress to impress and then 'read the room' to see how your department dresses day to day on the first week.
Anything, you want, recommed that you where plain black clothing, and be a robot. saying yes and no , nothing else should come out of your mouth exept question that are faq
When you start at sobeys you should wear the uniform that is provided
White shirt, black pants and black closed toe shoes.
Black work pants and a white shirt.