This document discusses ways for project managers to increase motivation in their project teams. It examines several motivation theories including McGregor's Theory X and Y, Herzberg's motivation theory, and McClelland's achievement, affiliation, and power theories. The document also notes some common motivational mistakes such as assuming people are only motivated by money, thinking professionals don't need motivation, or treating all team members the same. The overall goal is to provide project managers with interpersonal skills and strategies to improve motivation among their team members.