Your neighbor knows how much you make? Everyone you've listed has a need to know, that doesn't mean that everyone has a need to know. Your doctor knows, your p

Your neighbor knows how much you make? Everyone you've listed has a need to know, that doesn't mean that everyone has a need to know. Your doctor knows, your parents know and your insurance company probably knows, but does that mean you broadcast to the world that you have a third testicle?