focuses on the differences in hierarchical positions. This involves "the chain of command" in an organization which is the number of levels between the top management or owner of the organization and the rest of the staff. is typically represented by what is known as an organizational chart. An organizational chart is used to depict the relationships and the hierarchy of authority in an organization. It shows how tasks are delegated among employees and who reports to whom in the Organization. The degree of authority and the number of staff vary depending on the size of the organization. The smaller the organization, the less positions of authority are present in the hierarchical structure. Many independent community pharmacies started out this way. As pharmacies grew and expanded, owners hired individuals to supervise different areas or functions of the store. As owners branched out into running additional stores in various locations, more personnel were needed to run the day-to-day operations of the establishments.