An information management system for operation over a network includes a first mobile device having a first application module, the first mobile device operating over the network and in communication with a second mobile device having a second application module, a first operating system residing on the first mobile device configured to detect a communication event between the first mobile device and the second mobile device, and an address book module residing on the second mobile device. The first application module is configured to send information associated with the first mobile device to the second mobile device in association with a detection of the communication event.