To keep up with the very dynamic field of information technology (IT), these people read about new versions of softwares and operating systems; new features of hardware and peripheral devices; systems analysis and design of an information systems architecture; applications development and programming; IT security; the Internet and e-commerce; and many more. They purchased one of more IT-related books during the last 18 months from direct marketing channels. Some of them are IT executives and specialists. Some are executives, business owners, and professionals in all walks of life.