Search engine optimization or SEO is important for any business. But, you must know what is SEO and how do search engines decide what is relevant. SEO is what you do to make it easy for search engines to understand what your site is about, and serve the relevant page to the person who’s searching. Search engines decide what is relevant by content, performance, user experience, and  authority. To know more details about SEO, follow:http://www.business2community.com/seo/seo-for-beginners-01337761