A system comprising a plurality of mobile object servers respectively assigned to a plurality of regions in a geographic space, the plurality of mobile object servers including at least one mobile object server including a mobile object agent assigned to a moving object in the assigned region; and a plurality of event servers operable to manage events occurring in the geographic space; wherein each mobile object server is operable to transfer the mobile object agent to one of the plurality of mobile object servers assigned to a neighboring region in response to the moving object moving to the neighboring region, and execute the mobile object agent to collect information of events from at least one event server, and provide the moving object with information that assists the moving object with traveling in the geographic space.