A system, method, service and wireless location-establishing device are disclosed, which locates its position by a plurality of means, including GPS satellite interrogation and triangulation. Alternative methods of location establishment include triangulating location data from nearby location-established objects such as WiFi or cell site towers, as well as from other present Invention location establishing devices (“Survey Eggs”). Once location has been established, the device can transmit and receive a variety of data based upon location, profile, and other factors, facilitating novel interactions and transactions.