The document discusses how social media has gone mobile, with over half of Facebook users now only accessing it via mobile. It outlines how mobile adds location and context that enhances social interactions. The key stages of a mobile social strategy are discussed as awareness, opinion/consideration, purchase, and service. Case studies demonstrate how brands have driven awareness with competitions, built communities, and provided customer service via social media on mobile. The overall message is to consider all stages of the customer journey and how mobile and social media can work together for maximum impact.