The belief here is that the keywords you use in H2-H6 subheadings are more heavily weighted in Google’s algorithm than words in plain text and that tags are therefore a ranking factor of their own.

Hi guys,<BR>I'm writing a html to pdf converter in Ruby. My problem is I don't know what font size to use when I parse a heading tag such as H1 or H2, etc. I've tried searching for some specifications ...

HTML tags are the backbone of SEO that’s overlooked by many digital marketing professionals. These simple code elements tell search engines exactly what your webpage is about and how to interpret it.