A method that incorporates teachings of the subject disclosure may include, for example, receiving a product placement event that is triggered by a placement stamp in a media program. The placement stamp may identify an occurrence of a product in the media program, where the occurrence is not an explicit advertisement. The method further may include searching a product description database according to a product identifier of the product placement event and receiving product advertising information matching the product identifier in an entry of the product description database. The product description database may have been updated, and the product advertising information may differ from what the product advertising information would have been if the product description database had not been updated. The method may further include presenting a product advertisement according to the product advertising information. Other embodiments are disclosed.