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Modernizing Legacy Systems: Software Technologies, Engineering Processes, and Business Practices by Grace A. Lewis, Daniel Plakosh, Robert C. Seacord

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Chapter 4. Developing the Business Case

Developing the Business Case
 

I think it is an immutable law in business that words are words, explanations are explanations, promises are promises—but only performance is reality.

 
 --Harold Geneen, Alvin MoscowManaging, Garden City, NY:Doubleday, 1984

A business case can determine whether a project is cost-effective. A business case is usually performed early in the project, normally after the portfolio analysis has prioritized the systems that should be considered for modernization. Because often more legacy systems are targeted for modernization than resources are available, a business case must be created for one or more of these projects. ...

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