How to Generate Multiple & Categorized Sitemaps ? I have gone through sitemap of some websites and they have multiple sitemaps based on categories: http://www.cardekho.com/sitemap.xml http://gaadiwaadi.com/sitemap_index.xml http://gaadi.com/sitemap.xml How to Generate Categorized Sitemaps. I want to create Categorized Sitemaps for www.BigGaddi.com - state wise URL for Used Car/2wheeler/CV - city wise URL for Used car/2wheeler/CV - make wide URL for Used car/2wheeler/CV - new car/2wheeler /CV URLS - URL for news, reviews, vehicle analysis Is there any Paid Tool/Service for it. ? And Any Idea about auto updating sitemap for www.BigGaddi.com