The overall layout concept plan is defined as an early stage in the design process in which the broad outlines of something's function and form are articulated. It gives a general idea of the client's project vision. As a result, the overall layout concept plan entails an understanding and visualization of your requirements. The Conceptual Layout drawing graphically communicates the details, general look, and feel of the design without all of the detailed engineering and development. It is the starting point for growth, the focal point of a design review that prepares engineering for the research tasks.