Sales office module for the realization of offers and contracts . It combines the prerogatives of three different programs : database, spreadsheet, word processor. The program uses the following scheme : header (with general information), chapters (for the division of the offer into foundation works, structure, etc. ) , closing (with summary of chapters, conditions of sale, etc.). The various articles are inserted within the chapters (with their characteristics, cost, price, price list, etc.) . On request , it calculates the number of vehicles necessary for their transport and the number of days necessary for their assembly . It involves the use of many price lists and, above all, the possibility of having the cost analysis for each item in each estimate by means of the “parametric bill of materials”. There is also an autocomposition (all or part of the content) . The prints, for the end customer or for internal use , provide multiple options (amounts related to items/chapters/offer) . Compare the production/purchase costs of the products and their sales. . Also available in the “cost analysis” and “agencies” versions.