The world is moving so fast. You go to bed and things are one way only to wake up to something else. If you are a sales pro you know what I mean. Whether it is a changing deal, a new competitor or something that completely disrupts the market, we are in a changing world. And with a new world comes new rules.Here are 6 new rules that are reinventing how companies and individuals need to approach sales and customer engagement in a world where the only constant is change.