Me: “That will be [total].”

Customer: “Okay.”

(The customer puts in their debit card.)

Me: “Would you like cash-back?”

Customer: “Yes. I would like £10, please.”

Me: “Okay. Enter your pin, please.”

(The customer enters his pin. We wait for it to be verified.)

Customer: “I have a question. What is cash-back?”

Related:
This Is Why We’re In A Recession, Part 10
This Is Why We’re In A Recession, Part 9
This Is Why We’re In A Recession, Part 8
This Is Why We’re In A Recession, Part 7
This Is Why We’re In A Recession, Part 6
This Is Why We’re In A Recession, Part 5
This Is Why We’re In A Recession, Part 4
This Is Why We’re In A Recession, Part 3
This Is Why We’re In A Recession, Part 2
This Is Why We’re In A Recession