The text aims to aid understanding of the computer hardware and software needed to make use of online resources. The text explains the history and development of the Internet and the reasons why the online community is both a more efficient method of communication than previous approaches and an alternative method of networking. Additional chapters explain computer hardware and peripherals, Internet service providers, the installation and use of software called Outlook Express, the use of electronic mail, the role and use of newsgroups, and the nature of the World Wide Web. Additional sections focus on computer privacy and security and miscellaneous online services such as audio and video, instant messaging, chat services, Internet-based fax services, and software download sites. The author is a former law enforcement officer and teacher of criminal justice who now consults to police agencies regarding improving the use of technology in their operations. Figures, illustrations, footnotes, glossary, index, and appended lists of web-based resources and references for each chapter