In this instance, brokering a query 218 or 220 means simply that feature server 205 receives the query 218 or 220 from client 202 and determines the address (e.g., a link to a database, or a network address such as an IP address, etc.) to which the query 218 or 220 should be submitted, and accordingly submits the query 218 or 220 to the determined address.