Santa went to a cafe and had a coffee. Waiter gave the bill.
Santa : Take my card
Waiter : But Sir, this is your ration card
Santa : But you have written "All cards are accepted" outside your cafe.
Waiter : Are you Banta's friend ?
Santa : Yes, but how do you know that ?
Waiter : He too came in the morning, had coffee and gave me a post card.