 It is a continuous process that includes defining the total battlespace environment; describing the battlespace's effects; evaluating the adversary; and determining and describing adversary potential courses of action.The process is used to analyze the aerial, terrestrial, maritime/littoral, spatial, electromagnetic, cyberspace, and human dimensions of the environment and to determine an opponent's capabilities to operate in each.JPIB products are used by the joint force and component command staffs in preparing their estimates and are also applied during the analysis and selection of friendly courses of action.