<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 ev