Compared to standard search results, rich results offer additional information or functionality ... Behind the scenes, in the HTML code, the headline is wrapped in an H1 tag.

If you want to develop an application to interface with your Facebook account, want to display some information from ... To find the HTML code, you need to have the Web page open in your browser.

However, if you want to include meta tags within your blog, you do need to edit its HTML code. Adding meta tags to your blog allows you to include information that may affect how well it performs ...