The document discusses key trends in paid social media marketing for 2016, including the rise of influencer marketing, the increasing importance of mobile and video content, challenges around ad-blocking, and new opportunities in areas like messaging apps, improved attribution of ad effectiveness, localized ads, live streaming, GIFs, and user-generated content ads. It also predicts that 2016 will see more ads in messaging apps, better measurement of social media's impact on sales, and potential changes to Twitter's algorithms for displaying content.