A fee that a website publisher charges to serve your display ads on its site. Instead of paying for your ads to simply show up, you only pay when the audience interacts with them. Google is a major publisher of cost-per-click (CPC) ads, and it contracts with other publishers to distribute them to other sites, too.

Building a Highly-targeted Opt in List: When Money Lies Beneath the Lists
Are you successful with your Internet business? Better yet, do you think you are successful with your online business? When most online entrepreneurs are asked with these questions, they often brush it off.