The ultimate starting point for older adults who want to learn how to use Mac OS X Mavericks, this computer book guides users through the basics of the operating system with easy-to-read large print and numerous screenshots. Seniors can work through the book at their own pace while sitting at the computer. This reference demonstrates how to compose letters and memos, send and receive email, explore the internet, download and use apps, and customize computer settings, among other tasks. The information is suitable for users of a Mac computer and the OS X Mavericks operating system.