For years, people in business bragged about the size of their rolodexes, which contained the names and vital information about people who could provide business-related information and share business contacts - the crucial data needed to make good decisions, avoid pitfalls, handle new challenges, and decrease 6 degrees of separation to 2. The computer has replaced the rolodex, but the need to have a group of people who can help in different circumstances is larger than ever.
Now they are called
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