Smartphones have sparked a huge, new software segment - the mobile app. This creates an important pair of questions for user assistance professionals: What is our role going forward in mobile and how can we prepare to take that on? User Assistance does have a role in supporting mobile apps. As the mobile app market continues to soar, this is becoming the next frontier for user assistance professionals. This book provides unique and detailed instruction and guidance regarding design, writing, tools, and planning of your mobile UA. This edition is fully revised with over 300 pages of new content.