My parents sent us a cheque in the post, just arrived today.
DH said, "I can't pay this in via the banking app; it's too big."
I said, "But it's just a normal sized cheque, surely?"
DH: "No, the amount of money it's for is too high - you cant pay that much in online!"
D'oh! 🤦♀️😳 😅😅