This document discusses online and mobile marketing. It defines online marketing as promoting products and services through tools like websites, online ads, promotions, email, video and blogs. It also discusses specific online marketing tactics like display ads, search ads, email marketing and viral marketing. The document then defines mobile marketing as a digital strategy to reach audiences on smartphones and tablets via websites, email, SMS, MMS, social media and apps. It provides examples of mobile marketing channels like SMS, MMS, push notifications, in-game ads and app-based ads. Finally, it outlines some advantages and disadvantages of mobile marketing.