Historically, TV advertising has been an industry dominated by
negotiating inventory “up front”, months in advance of airtime,
based on standard demographic (sex/age) information and gross media
rating points (GRPs) associated with each show or program. The
majority of TV advertising is still purchased with these segments
in mind, but due to audience fragmentation, buyers are trying to
find the best audiences for their messages and the appropriate
media mix to deliver it –...