19. The system of claim 18 , wherein the one or more processor readable media further have instructions for causing the following steps to be performed by the one or more processors: determining a likelihood of receiving additional electronic information from the first user computing device; generating, based on at least the determining the likelihood of receiving the additional electronic information from the first user computing device, second-advertising information comprising electronic user interest information associated with at least one of the plurality of persons; and transmitting, via the one or more communication, the second advertising information to the first user computing device.
20. The system of claim 19 , wherein the determining the likelihood of receiving additional electronic information from the first user computing device is in accordance with at least the relevance of the first user to at least two advertisers of the plurality of advertisers.