1. A method of classifying a print product description in a print shop vocabulary comprising: providing a system of classification comprising a set of classifications in a print shop vocabulary, determining a product description of a print product, collecting facts concerning classifying said product description, providing classification rules, consistent with the form of facts, for classifying said product description under a classification of said system of classification, applying said classification rules to said collected facts so as to classify said product description under at least one classification in accordance with said classification rules, and determining the classification(s) under which said product description has been classified.