This document discusses organizational structure, job design, and work systems. It defines organizational structure as the hierarchy of people and departments and how information flows. Job design means deciding job tasks, responsibilities, and relationships. A work system is a system where humans and machines perform work using resources to produce products or services. The document outlines different types of organizational structures, job design processes and considerations, and provides examples of different types of work systems like information systems and supply chains. Overall, it emphasizes the importance of structure, job design, and work systems in enabling good organizational performance.