Abstract: A method for selecting advertisement spots that comprises providing parameters, each associated with one or more references to web documents which are retrieved by it, receiving a description of a product, identifying a match between the received description and at least one of the parameters, and generating a list of references which are associated with the at least one parameter.
Abstract: A method for selecting advertisement spots. The method comprises certifying a digital document having a placeholder for at least one advertisement, identifying at least one characteristic indicative of appropriateness of the digital document, assigning an appropriateness score to the digital document according to the at least one characteristic and associating a digital certificate indicative of the appropriateness score with the digital document, wherein the digital certificate is used for associating an advertisement with the placeholder.
Abstract: A method for identifying web documents for presenting an advertisement. The method comprises receiving an advertisement for members of one or more demographic segment, identifying at least one web document with an editing style of an author from the demographic segment and allowing a presentation of the advertisement to at least one visitor of the at least one identified web document.
Abstract: A method for selecting an advertisement to be presented to a network user. The method comprises identifying a reference to a specific product in a document, reviewing an advertisement database to select an advertisement related to the specific product, and delivering an indication to the advertisement, thereby allowing the advertisement to be presented to a network user accessing the document.