Websites that have a shopping cart or checkout page, either using a known ecommerce platform or a custom solution.
DoubleClick for Publishers (DFP) is a hosted ad serving platform that streamlines your ad management.
Google AdSense is a program run by Google through which website publishers serve advertisements that are targeted to the site content and audience.
Google Publisher Tag (GPT) is an ad tagging library for Google Ad Manager which is used to dynamically build ad requests.
LiteSpeed is a high-scalability web server.
PHP is a general-purpose scripting language used for web development.