1. A system for conveying a plurality of event information associated with a corresponding plurality of events that occur based on satisfactions of a corresponding plurality of specified event conditions related to locations of a corresponding plurality of mobile objects having a corresponding plurality of mobile object identification codes, wherein each mobile object is associated with at least one location information source that provides a corresponding location information over a wireless network, said system comprising: one or more computer servers configured to create a plurality of information-sharing environments, said plurality of information-sharing environments providing user interfaces for a plurality of authorized users over a network of computing devices, said plurality of authorized users being associated with a corresponding plurality of authorized user identification codes, wherein said plurality of information-sharing environments are configurable based on varying levels of administrator privileges, said varying levels of administrator privilege comprising a first level of administrator privilege associated with a network administrator and a second level of administrator privileges associated with said plurality of authorized users, said first level of administrator privilege being used in a first information-sharing environment to allow for configuring a plurality of event information-sharing environments within said first information-sharing environment independent of one another, wherein said plurality of event information-sharing environments are configurable based on said second levels of administrator privileges for specifying the plurality of specified event conditions; one or more access control systems that are configured to communicates with said one or more computer servers to control access to the plurality of information sharing environments, wherein access control to the plurality of information sharing environments is based on access control codes requiring multiple levels of access control comprising a first level of access control and a second levels of access control, wherein access to said first information sharing environment is controlled under the first level of access control based on access control codes associated with the plurality of authorized user identification codes, wherein access to said event information sharing environments is controlled under the second level of access control to access the plurality of specified event conditions independent of each other based on a corresponding plurality of event information access codes that are associated with the plurality of authorized user identification codes; and an administrator system in communication with said one or more computer servers adapted to configure a corresponding plurality of access privileges for the plurality of authorized users that specify the specified event conditions based on the plurality of event information access codes, wherein conveyance of the plurality of event information is managed based on the plurality of access privileges.