How Google Sitelinks are Created and Managed?

How Google Sitelinks are Created and Managed?: "Google site links helps users with more idea on what the site or blog is about and they are generated automatically for better user experience Here an example for sitelinks Search Google for SEO Help Blog keyword and we can see sitelinks listing This helps users to get an idea on what the Blog is about and the users can click directly to the page they need without navigating to find the most useful topic Added, only the best site or blog gets sit"