Always, always - Cui bono?
Invariably, they get back to me, the best advice I ever gave them was and still is: "Always, ask Cui Bono?
One has that ? on the back of his name and title sign on his desk. Cui Bono? is on his smart phone, when he answers or makes a call on it. It is on the inside cover of his little personal appt/address wallet. "Always, ask Cui Bono?"