This document outlines 5 key traits of civilization: 1) Advanced cities developed as farmers produced surplus crops and traded, attracting more people. 2) Specialized workers emerged as fewer farmers were needed, allowing people to learn trades. 3) Complex institutions like governments and religions formed with rulers and priests. 4) Record keeping advanced as writing systems developed to track crops and products. 5) Technology improved as people found new ways of doing things, such as the Sumerians using bronze for tools and weapons.