Not much help. "‘It won’t be a compulsory requirement because it won’t always be right for every setting in a retail environment, particularly those working behind the tills and so on."
Why not?
No shame in saying you don't know - or nothing at all.
You missed the full stop ..Pleased I amused you in your crappy job.You should have concentrated more at school.Loser.Explains why you spout such brainless uneducated nonsense.