Espousing a methodology of KISS--keep it simple, stupid--this text provides accessible guidelines for making sound and logical decisions, as an individual or as a group. Shunning overly complex practices, this resource proposes several simple methods in the field of decision making, resulting from close contacts with real world decision makers. Numerous field cases are used to illustrate the methods, and the accompanying CD-ROM provides readers with a quick start to applying the methods to their own real world decisions. The CD-ROM's two business applications, ARGUS and AURORA, help users make multiple criteria decisions in countless real-world situations.