Responsive web design (eng. Adaptive WebDesign) is the design of web pages that ensures the correct display of the site on various devices connected to the Internet and dynamically adjusts to the specified size of the browser window.
94% of smartphone users search for local information using their phones.
A special algorithm for sorting Google search results on mobile devices and lowering the rating of sites that are not mobile friendly.
Influence of site page loading speed on smartphones and tablets on the position of the site in Google search results.