Unfiltered Story #189081

(I’m processing a customer’s shopping. He finishes packing and we start the payment stage)
Me: Do you have a [Loyalty card] with you today?
Customer: No! I know all about [Supermarket] stealing my data and selling it to secret government agencies!
Me: Sir, I can assure you that [Supermarket] cannot steal any data from you if you use your [Loyalty card]
Customer: Oh yeah? What about this?! *thrusts a printout of a [loyalty card] promotional email at me*