Bava Kamma 104: Paying the Fifth
What it means when one appoints an agent to receive payment via a repentant thief, for example. Especially if there are witnesses to the appointment. Of course, it's a machloket. Also, delving into the fifth extra that the robber pays his victim. Why does he owe extra? And to whom does he owe extra? Plus, fathers and sons who owe and swear, perhaps falsely.