Patent ID: 8566858

Claim:
A method comprising: receiving a data file containing at least audio data; associating the data file with a first commercial identifier; storing the first commercial identifier in association with the data file; receiving a second commercial identifier contained in a first instruction of a commercial insertion order, wherein the commercial insertion order is requesting that the data file be transmitted in accordance with the first instruction within the commercial insertion order; reading the first commercial identifier, in accordance with the first instruction of the commercial insertion order, prior to transmission of the data file; verifying, prior to transmission of the data file, that the first commercial identifier stored in association with the data file corresponds to the second commercial identifier contained in the first instruction of the commercial insertion order; permitting transmission of the data file over a communications path upon verification that the first commercial identifier corresponds to the second commercial identifier contained in the first instruction of the commercial insertion order; and prohibiting transmission of the data file if there is no verification that the first commercial identifier corresponds to the second commercial identifier contained in the first instruction of the commercial insertion order.