The document summarizes the structure of human resource management and the roles and responsibilities of an HR manager. It discusses that HRM includes staffing, compensation, and defining work. It outlines the need for structure in organizations to reduce confusion and consumption of time. The structure of HRM includes line management, where managers direct employee work, and staff management, where managers support and advise line managers. The roles of an HR manager include both managerial functions like planning, organizing, and directing, as well as operative functions like recruitment, training, and employee compensation.