...acquisition. Network dictionary defined a geographical information system as “a computer system capable of capturing, storing, analyzing, and displaying geographically referenced information, that is, data identified according to location. Practitioners also define a GIS as including the procedures, operating personnel, and spatial data that go into the system”. For acquiring GIS, cost, risks, benefits, and impacts associated with the GIS are calculated, in order to continue... with the current data and information products. If fundamental different approaches are included in the preliminary design models, for instance, centralized systems versus distributed systems, analyzing cost benefit...