<p>Programmatic advertising is the process of buying and selling online ads via machine automation. Publishers and advertisers establish initial parameters—what ad spaces they have for sale, what kind of sites they want to display ads on—and then they let software technology do the work of sorting it all out.</p> <p>Ad buyers compete head-to-head, via this technology, in a near-instantaneous auction that occurs on every pageview. This allows publishers to earn more money than ever b