can any body tell me how google site map work and what r the benefits of its to use in our site. I am also wants to know that is the google site map can be include in bolgs also.
You may want to check this sitemaps article explainng all kinds of sitemaps as well as giving code examples: http://www.microsystools.com/products/sitemap-generator/help/website-sitemap-kinds-comparison/ And you can use sitemaps with any kind of website including blogs, CMS, shops, static etc.