First comprehensive publication about the optimisation and implementation of a Contract Management function focussed on the German IT-Consulting industry, with various best practices, the appraisal of an complementary industry survey with professional associations, academics and practitioners from the TOP 25 companies of the German IT-Consulting industry, extensive references to numerous sources of knowledge, representations of procedures and tools, descriptions of commonly established benefits and problem areas, detailed suggestions for the analysis, optimisation and implementation and a brief history.