Social media changes everything. Marketing, sales, customer service, they’re no longer departments, engagement is now a way of business. As the impact of social spreads through organizations, questions arise about the role social ultimately plays in customer service and overall customer experiences. For the past three years, good friend Brent Leary and the folks at Social Media Today have produced The Social Customer Engagement Index. It examines how companies are using social tools for customer service and, more importantly, how…