Organizational decision support systems building an enlisted force management system for the United States Air Force the process of building an ODSS decision support models principles for building ODSS models how statistical concerns influence modelling loss modules in the EFMS decision support models in the EFMS data for analysis and model building the use of prototype models and staged implementation test and evaluation of ODSS models and modules principles for implementing an ODSS passing the baton - implementing new models selecting the system's software (and hardware) database design and management building applications user interfaces updating and maintaining the models of an ODSS.