This document discusses organization structure and its importance. It defines organization structure as the formal relationships and lines of communication within a group. An appropriate structure facilitates coordination and motivation by dividing work into jobs and departments, establishing authority relationships, and allocating resources. The key types of organization structures discussed are formal line, functional, divisional, and matrix structures. Factors like the organization's goals, environment and resources affect its choice of structure. Maintaining an organization structure allows for better control, coordination of departments, assigning responsibilities, and achieving goals efficiently.