This brief text shows readers how businesses use-and need-information systems to accomplish their goals, objectives, and competitive strategy. The Importance of MIS; Business Processes, Information, and Information Systems; Organizational Strategy, Information Systems, and Competitive Advantage; Hardware and Software; Database Processing; Data Communication; Enterprise Systems; E-Commerce, Web 2.0, and Social Networking; Business Intelligence and Information Systems for Decision Making; Information Systems Development; Information Systems Management; Information Security Management Professionals interested in increasing their knowledge of information systems.