Struggling to get your website to load in less than five seconds on a mobile phone? You’re not alone! At Comcast, we’ve built many responsive sites and work hard at optimizing for performance. Using the latest PRPL pattern and Progressive Web API’s, we provide a compelling alternative to native apps. This talk will cover why the performance of your site is so important and dive into the Chrome performance tools to explain exactly how a browser loads a site and what causes things to slow down. Lastly, we’ll cover how to create your own PWA with service workers and app installs.