C. What are the three ways managing unprofitable customers in BZB maarketing: 1. 2. 3. D. Read the chapter and fill in the blanks. 1. Leading business marketing firms like Cisco and General Electric succeed by providing to customers, the special of even the most demanding customers, and the factors that influence the individual customer's 2. Relationship marketing centers on all activities directed toward and successful exchanges with customers and other constituents. 3. Three types of exchange relationships are: and 4. From the Whale Curve Illustration in Figure 3.3, the top 20% of customers generates % of the company profits, while the bottom 20% of customers lose % of the company profits. 5. a. Explain what the 20/80 rule is