This document discusses the convergence of advertising technology and marketing technology. It describes how major tech companies like Facebook and Twitter have become important distribution channels for digital advertising through mobile platforms. It also discusses how data is enabling cross-channel marketing across different touchpoints like social media, display, mobile, video, search, content marketing and email. Finally, it talks about how major technology companies like Salesforce, Adobe, Oracle and Demandbase provide platforms to integrate customer data and enable predictive, multi-stage marketing across channels.