1. A method for user-selected data archiving in a multi-user VRU environment, comprising: modeling a VRU in a computer memory, the VRU comprising a computer model of a physical, three-dimensional space including modeled avatars each controlled in response to avatar control input from corresponding ones of a plurality of separate remote clients; modeling a data access object in the computer memory with the VRU, the data access object comprising at least one programmed function responsive to the avatar control input to provide a data access signal; and in response to receiving a data access signal provided by the data access object, providing a bulletin board interface to selected ones of the remote clients, the bulletin board interface operative to provide access to archived data contributed by its subscribing users.