The document discusses how enterprises can implement social networking internally, or "enterprise social networking". It provides examples of how enterprise social networking can benefit communication, employee onboarding, and sales enablement. Specifically, it allows for breaking down information silos, improving awareness and visibility, enabling pull-based communication. For onboarding, it allows for dynamic and quick knowledge sharing and camaraderie to improve productivity. For sales, it allows real-time responses from across the company to improve ramp-up time. The document also discusses the concept of a "social layer" which implements consistent social workflows across all enterprise applications.