The document discusses strategies for using social media, including objectives like brand building, lead generation, sales, and customer service. It provides examples of how different companies like Britcham, PoshPile, Meguiar's, Timeout.com.hk, PacSafe.com, and TwoSteps.com utilize platforms like Twitter, Facebook, YouTube, and LinkedIn as part of their social media strategies. Key points covered include developing business objectives, analyzing return on investment for different strategies, and using analytics to measure performance.