One of the two methods used for ad counting. Ad content is delivered to the user via two methods – server-initiated and client-initiated. Client-initiated ad counting relies on the user’s browserBrowserA software program that can request, download, cache and display documents…//read more for making requests, formatting and re-directing content. For organizations using a client-initiated ad counting method, counting should occur at the publisher’s ad serverAd serverAn ad server is a web server dedicated to the delivery of advertisement. This…//read more or third-party ad server, subsequent to the ad request, or later, in the process. See server-initiated ad impressionServer-initiated ad impressionOne of the two methods used for ad counting. Ad content is delivered to the…//read more .