This document discusses the definitions and concepts of administration and management. Administration is defined as the organization and direction of human and material resources to achieve desired ends, and involves planning and organizing. Management is defined as getting things done through other people and involves motivating and controlling. Some key differences between administration and management are that administration makes policies while management implements them, and administration involves owners while management involves managers. The document also outlines the nature, principles, and elements of administration, including that it is goal-oriented, involves division of work and unity of command, and its elements are planning, organizing, staffing, directing, coordinating, reporting and budgeting.