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Stores do this already. Signs which read "Restrooms for customers only" are not uncommon.
by Splines 9y ago
Stores do this already. Signs which read "Restrooms for customers only" are not uncommon.
- ballenf 9y agoThat's not a "class" of customer, that's a status of being/not being a customer. Class of customer, in the sense of the question, is a visual attribute of a customer making them unwelcome due the low probability of them being profitable for the store.