13. The method of claim 1 , further comprising: receiving a query including one or more query terms that describes an audience that a consumer is attempting to target; searching the database for matching user lists based on the query terms; and presenting matching user lists responsive to the query.
20. The method of claim 13 , wherein searching the database for matching user lists based on the query terms further comprises using past and current subscription information associated with a consumer that provided the query to filter matching user lists and provide personalized results in response to the query.