The capacity to see the final project in the mind, even before it is sketched for a plan, is one of the important talents of an architect. Using the blueprint work method, the expert may later offer a clear notion of how the completed product would appear. However, it should be emphasized that the expert cannot discuss the concept with the customer before finishing the plan, especially if the individual lacks spatial visualization, as an architect may. It is when CAD, or computer-aided design, is used efficiently…