Audience Screening incorporates a number of different technologies including behavioral targeting and the more advanced Conversion optimization platforms. Audience Screening allows the advertiser to identify the audience represented from an impression on a network or a portal and determine if that audience member is more or less likely to act in response to an advertisement than the general audience. If the audience member is regarded as highly desirable, then the advertisements are exposed. If the audience member is not deemed highly desirable, then they are not exposed to the advertisement and the next sequential audience member is evaluated for desirability and match to the potential customer base for the advertiser. This process happens in fractions of a second and can be used to bette