Digital marketing refers to all the marketing strategies a business uses that include technology and the internet. One of the most important digital marketing tools is a cost-per-click campaign. Most businesses are familiar with Google Adwords, even if they’ve never tried to create a cost-per-click (CPC) campaign. Think about the last time you Googled something. Remember those ads at the top of the results page? Maybe one of those ads is even what brought you to CMG’s website.