LinkedIn: How it's changing business (and how to make it work for you)

When Bank of America let Sallie Krawcheck go, she decided to blog about it as a member of LinkedIn's Influencer program. She figured a few friends and family members would read it and that's about it. The piece received 212,000 views. She's written more blogs and to date has 200,000 followers. How do you use LinkedIn?

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