Apple iPhone 3GS Quick Source Guide Author:Quick Source Do you need an easy-to-follow mobile device reference right at your fingertips? Our 6 page, tri-fold guides are the answer. These quick reference guides include step by step instructions to help users to learn features more quickly, as well as full color screen graphics to highlight important features. The iPhone 3GS Quick Source guide is a clea... more »r and concise tool for learning the features in iPhone 3GS. Features included in this guide are features such as Working with Applications, Using Phone Features, Creating and Managing Contacts, Working with Mail Messages and Setting Up a Mail Account, Using Calendar Features, Navigating in Safari, Working with Multimedia Features, such as iPod, Photos, and Video, Customizing iPhone settings, and much more!« less