the like in addition to or in conjunction with the internet 103 the network can include a local area network lan a wide area network wan a metro area network man or a combination thereof a variety of network mediums can be implemented such as wire based networks fiber optic networks wireless networks and the like fig2 is a data flowchart for a process of generating print media advertisements for targeted readers a web based software application resident on a server computer collects and processes information from advertisers and about readers in order to match a desired advertiser profile with readers having attributes that match the profile the application then creates a machine readable file for each reader or a relatively small group of readers that contains ads targeted specifically for them collectively the application and server are referred to as the precision ad or pa system reader attribute and location data is collected and stored by the pa system 202 the data collected includes attributes of readers gleaned from various sources including but not limited to claritas newspaper or magazine subscription data court and or other municipal data and other publicly available databases or from readers themselves claritas compiles from various sources profiles of households throughout the united states these profiles include data such as the likelihood that a given household owns their home is married has children and so forth sometimes this data is explicitly indicated and in other cases in might be indirectly indicated by the assignment of the household to one of a finite.