Purpose of a clickthrough

A click-through is when a user is sent directly to a marketer's website. It helps measure the click-through rate and allows the publishing website to charge the marketers. It also helps marketers gauge the success of their ad campaign. The purpose of a click-through is it sends the user directly to the marketer's website, provides the click-through rate, provides a metric for the publishing website to charge the marketers, and provides marketers a metric for gauging how successful the advertisement campaign is.