What are The Benefits of Submitting a Sitemap on the Google Webmaster?
Why Do You Need to Submit a Website Sitemap to Google Webmaster? What are the benefits of submitting a Sitemap on the Google Webmaster, if your website has already been well crawled by Google? In other words, what are we missing if we do not submit a sitemap?

Image Source : Shoutmeloud
Google: By submitting a sitemap, we see which URLs are added and changed. We can crawl those people if we accidentally had to “stumble” on them.