This document discusses the mobile market in Vietnam. It provides statistics on the number of mobile users in Vietnam and trends in smartphones, tablets, mobile payments and digital content consumption. It identifies barriers and challenges facing the mobile market, including its youth, fierce competition, lack of good products and high revenue sharing rates with telecom companies. The document also discusses how to make money in the mobile market through paid apps and games, mobile ads, free apps with in-app purchases, outsourcing and building app stores. It provides examples of successful monetization models and addresses questions around choosing an operating system and what types of apps and games typically generate the most revenue.