The document discusses various theories of motivation and how to motivate employees, including: 1) Intrinsic and extrinsic rewards that motivate employees; Frederick Taylor's scientific management principles; time-motion studies; and the Hawthorne studies. 2) Maslow's hierarchy of needs and Herzberg's motivating factors theory that job content and achievement motivate employees more than job environment factors. 3) McGregor's Theory X and Theory Y about manager assumptions; goal-setting theory; expectancy theory; and equity theory. 4) Methods to motivate employees including job enrichment, open communication, recognition, and addressing generational differences.