This tutorial provides a step-by-step guide on how to host static sites or single-page apps on Netlify, leveraging its continuous deployment feature. By setting up an existing GitHub repository on Netlify, developers can automate the publishing process, ensuring high-octane speeds and impenetrable security for their sites. The tutorial covers the necessary steps to launch a new site, link it to GitHub, authorize access, select the repository, configure settings, build the site, and deploy it, making the process quick and easy.