Process modeling is a hierarchical model of the business processes of an organization. It is usually created in the initial phases of the process to provide visualization and management. It may include the hierarchical description of process activities, along with the related resources,performance measures, measurement methods, documentation, and governance arrangements. This skincare pilot process modeling case is a very complex diagram and it is laid out in a way to make it readable and understandable. You can use EdrawMax to create well laid out, clear, readable and understandable diagrams that are functional as well. It uses simple drag and drop and other simple tools for easy use.