The four quadrants of the Boston Group Consulting Matrix are stars, question marks, cash cows, and dogs (Quickmba, 2012). A Boston Group Consulting Matrix of the four types of investors at Vanguard is illustrated belowHigh-net-worth retail The company should aggressively advertise to this client group. The value of each contract for these customers is typically high and there are thousands of potential clients in the marketplace waiting to be served. The firm should use intimate customer relations with these clients. Customer intimacy is about striving to exceed customer expectations (Andeson Healey Locke, 2005).