This document provides vendor strategists with key messaging application trends in Asia Pacific. The analysis is based on presentations, briefings, and interviews with senior industry executives, as well as interviews with CIOs and business managers in Australia, New Zealand, China, ASEAN, and India. The companies interviewed include Microsoft, IBM, Avaya, Cisco WebEx, and Citrix Online. Some of the key insights from the research include mobile instant messaging is gaining popularity and instant messaging is the key starting point for communication and collaboration in enterprises. The document includes data on instant messaging adoption, popular IM applications, and satisfaction levels with messaging solutions.