9. Give an example of an advance purchase requirement, a fare penalty, and peak/offpeak pricing. Why is the decision to use any one, or a combination, of these tactics essentially a decision to raise or lower a fare? Describe the steps involved in analyzing a fare decrease. Describe the steps involved in analyzing a fare increase. What is the objective of inventory management? Why is it such a difficult job? Inventory analysts are evaluated on the basis of their performance in four areas. What are those areas?