The organization charts is a graphic representation of the chain of command within the organization. The human resources department plays a vital role in the company's structure. The H.R. department takes in consideration the needs of the company and its' employees. The human resource department must decide on the duties and responsibilities of individual jobs as well as the manner in which the duties should be carried out. Organizing is done on numerous levels within the organization. Some levels are require to decide how best to specify jobs into particular departments.