This document discusses various concepts related to social structure including society, community, association, institutions, and social groups. It defines each concept and compares their key differences. Society refers to a large group of people who share a common culture and interact to satisfy social needs. Community is a smaller group that shares a common locality. Associations are deliberately formed groups that pursue specific interests. Institutions establish standardized social behaviors and control. Social groups consist of interacting individuals who share a sense of unity. The document also examines theories on individual-society relations and causes and effects of personal disorganization.