A method for the wireless information retrieval regarding bodies, such as persons, animals, and objects, and for disseminating content based on retrieved information comprising providing a plurality of wireless communication sending units, each for being retained by a body about whom information is to be retrieved; providing a plurality of wireless communication receiving units, each for being retained by a person who is to receive information; providing a central server; providing a wireless access point; establishing a wireless local area network involving the foregoing elements; causing periodic identifying signals to be emitted from the sending units; and transmitting information to a given receiving unit regarding a body retaining a sending unit in response to a receipt of a signal from that body's sending unit.