Responsive web design is Google’s recommended configuration when creating a #mobilefriendly
site. With responsive web design, all devices get the same code and the same URLs, but the layout of the page changes based on the device.
Find more details on our developers site:https://developers.google.com/webmasters/mobile-sites/mobile-seo/configurations/responsive-design
If responsive web design isn’t right for your site, no problem! We also understand dynamic serving and separate mobile URLs, which we’ll talk about more later this week.