>If you find that someone forgot their car door open, do you deserve money for not telling thieves where you can find a car with an open door? Conversely, if y

>If you find that someone forgot their car door open, do you deserve money for not telling thieves where you can find a car with an open door? Conversely, if you accuse the person who tells you the door is open of stealing from you and threaten to call the police, should you really be surprised if next time that happens they tell someone, maybe in exchange for a cut of the profit?