Quoted from the Google website . . .
The desktop version of a site might be difficult to view and use on a mobile device. The version that’s not mobile-friendly requires the user to pinch or zoom in order to read the content. Users find this a frustrating experience and are likely to abandon the site. Alternatively, the mobile-friendly version is readable and immediately usable.
In the USA, 94% of people with smartphones search for local information on their phones. Interestingly, 77% of mobile searches occur at home or at work, places where desktop computers are likely to be present.
Mobile is critical to your business and will continue to be so – whether you’re blogging about your favorite sports team, working on the website for your community theater, or selling products to potential clients. Make sure visitors can have a good experience on your site when they’re visiting from their mobile.