A method for confirming and reporting on fulfilled and unfulfilled advertising orders includes assigning unique identifiers to a plurality of commercial advertisements, recording information regarding the plurality of commercial advertisements and the respective unique identifiers in a computer database, receiving electronic detections of a plurality of actual market-broadcast instances of a commercial advertisement from a plurality of broadcast markets, recording information regarding the detections in a computer database, associating related ones of the plurality of actual market-broadcast instances of the commercial advertisement in a computer database, the related ones of the actual market-broadcast instances being from a plurality of broadcast markets and being related to a common featured program broadcast in the plurality of broadcast markets, recording information regarding a plurality of multi-market broadcast orders of commercial advertisements in a computer database, and associating the associated related actual market-broadcast instances of the commercial advertisement with a related multi-market broadcast order for the commercial advertisement in a computer database, the multi-market broadcast order comprising the plurality of broadcast markets.