If you have invested a lot of time and effort producing your present website, instead of a responsive web design of your entire site, a mobile website might be a better alternative for your business.
A mobile website is a responsive web design that adapts to the size of the users mobile device, such as a tablet or smart phone. However, on a mobile website you might decide to provide only essential content, enabling your mobile visitors to find what they need fast. A restaurant, for example, might build a mobile site with their location and directions, hours and menu.
Data rates charges on mobile phones can be expensive. Some mobile networks are slow. Mobile websites need to be designed to load fast with a optimal page size.
A mobile website should always include a link to your full website to allow your visitors a choice to view your optimized mobile site or your full website.