Dave Culbertson discusses analytics, search engine optimization (SEO), and advertising. He recommends tracking key metrics like visits, traffic sources, user navigation, page views, and time on site to understand website usage. SEO involves optimizing website content and links to improve organic search rankings and drive more traffic from search engines. Internet advertising includes pay-per-click search ads and display ads on websites and in emails, with advertisers paying when users click the ads. The ideal scenario is to have the #1 organic and sponsored search results to maximize visibility and clicks.