[Runge]

Originally Posted by Geezer

A father is explaining ethics to his son, who is about to go into business.
"Suppose a woman comes in and orders a hundred dollars worth of material.
You wrap it up, and you give it to her. She pays you with a $100 bill. But
as she goes out the door you realize she’s given you two $100 bills. OK now
listen close, here's where the ethics come in: should you or should you not
tell your partner?"

Henny Youngman

LOL!
nice one.