A TechRepublic download explains how to transform a nebulous application requirement like “take a flat file that was produced by an upstream mainframe application and produce an XML document for a downstream application,” into a flexible working solution.
https://www.techrepublic.com.com/i/tr/downloads/home/xml_legacy_dataPDF.pdf
[b]What was your most nebulous initial application requirement? How did you handle it?[/b]