The above discussion steers us perilously close to the fascinating but often mind-bending topic of meta-modelsmodels from which you can create models. However, that's a story for another time.
Good examples teach and communicate, so ask others for them and provide plenty yourself in the object models you build.
Stephen Palmer is the editor of The Coad Letter, a special report on new advances in building better object-oriented software, focusing on analysis and design issues. This article originally appeared in The Coad Letter 79. (For information on subscribing, click here.)
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