1) Use the most powerful Concepts and Materials in each chapter, especially chapter 6 & 7, and explain how Hotels run their businesses by using these Concepts and Materials.
2) Definition of these Concepts and Materials.
3) If there is a math parts need to be used, then explain it.
4) Charts and Tables could be added.

1) Use the most powerful Concepts and Materials in each chapter, especially chapter 6 & 7, and explain how Hotels run their businesses by using these Concepts and Materials.
2) Definition of these Concepts and Materials.
3) If there is a math parts need to be used, then explain it.
4) Charts and Tables could be added.