17 Things You Really Need to Know for Title Tag Optimization

Title tag is important HTML tag which exist in all HTML/XHTML documents to describe the content of the page. Title tag is visible to public only in web browser’s window tab. Title tag is written above the body tag and therefore not visible on the page.

https://www.submitshop.com/2013/03/22/17-things-you-really-need-to-know-for-title-tag-optimization