Knock, knock, knock. I was stripped down in my hotel room, about to hop into the steaming shower, when I heard that knocking at my door. The 'Do Not Disturb' sign was clearly hung, but then maybe my wife had forgotten something. So I wrapped a towel around my waist and tiptoed to the door. Looking in the peephole, I was surprised to find it was Tanya, the lead of my wife's sales team. My wife had recently started selling...