Headlines are more important that you might think. As search engines scan your web page they try to figure out what is more important and what is less so. One of the most effective ways search engines scan a page is by figuring out the main content in the paragraphs and understanding the headlines in the pages. In HTML there are 6 type of headlines marked with the tags H1-H6. We will see how to work with these tags and understand more deeply there value and importance.