For entrepreneurs, the idea of negotiation in business is often absent, or at least put on the back burner for things like hiring staff, finding office space, or hunting down suppliers. In all those things, however, there is negotiation. On a recent episode of Negotiations Ninja podcast, I spoke with professional entrepreneur, business coach, and first-time author (Tiger by the Tail), Marty Park. Marty has started thirteen companies in six different industries in the past twenty-five…