Patent ID: 8806653

Claim:
A method comprising: iteratively receiving, via an intermediary network, information comprising a physical location of a particular object, of a plurality of objects, and a time that the particular object was at its corresponding physical location; wherein each object, of the plurality of objects, is configured to transmit electromagnetic signals having one of a plurality of signatures and wherein each of the signatures is associated with only one of the plurality of objects; and wherein the physical location of the particular object for a particular time is calculated in response to receipt by a plurality of receiving stations of the intermediary network of the electromagnetic signal transmitted by the particular object for the particular time; generating a history of the physical locations of the particular object; and transmitting, via the intermediary network, a message receivable by the particular object, wherein the message is determined by a physical location of the particular object and at least one of: an identity of a user of the particular object; and a characteristic of a user of the particular object.