Digital Advertising: Relevant Content Optimization Having potential customers see your message is the heart of any advertising campaign. Going beyond simple sponsored links, and following your customers to the web pages they visit, including some of your competitors is the art of Relevant Content Optimization. Many people are familiar with Google AdWords, Banner Advertising, and other online marketing techniques. RCO Campaigns while similar in appearance are radically different. Combining Sponsored Links, online Banner Networks, Mobile Networks, and detailed research, the RCO Program finds your potential customer and keeps your message in front of them throughout their digital experience.