Abstract: A system for targeting advertising content includes the steps of: (a) receiving respective requests for advertising content corresponding to a plurality of mobile communication facilities operated by a group of users, wherein the plurality includes first and second types of mobile communication facilities with different rendering capabilities; (b) receiving a datum corresponding to the group; (c) selecting from a first and second sponsor respective content based on a relevancy to the datum, wherein each content includes a first and second item requiring respective rendering capabilities; (d) receiving bids from the first and second sponsors; (e) attributing a priority to the content of the first sponsor based upon a determination that a yield associated with the first sponsor is greater than a yield associated with the second sponsor; and (f) transmitting the first and second items of the first sponsor to the first and second types of mobile communication facilities respectively.