This document explores and explains several coaching models that can be used in business coaching. It begins by discussing the importance of observation skills for business coaches. It then provides an outline of the chapter which explores models like the Purpose, Perspectives, Process model; four-quadrant models; circular models; and the U-process model. The document discusses that coaching models provide structure for the coaching conversation and journey, but should not be too prescriptive. It defines coaching tools as what is used in conversations, while techniques are the skills used to apply the tools. Several models are then explained in more detail including how they can be applied.