The document is a presentation on social media marketing given by Matias Paterlini. It discusses Paterlini's background as a Facebook Product Marketing Director and his experience developing social media applications. The presentation covers topics such as developing a social media strategy, communicating on social platforms, tools for engagement like Facebook pages and groups, and measuring the impact of social media marketing. It emphasizes that businesses need to adapt to changing customer habits and meet customers on the social media platforms they use.