Therefore, search engines tend to favour documents that contain 100% valid HTML.
If you want to get detailed information on where you made any mistakes, you should search for open source validators that are able to display these errors within the HTML code.
The fact that your website is correctly displayed in your browser does not necessarily mean that your HTML documents are 100% correct.
The more you know about your competitors, the bigger the possibility is for you to get valuable inspiration and create features that they do not offer, or only do in a limited way, and therefore stay ahead of them. The most popular pages of the domain are those pages with the highest number of visitors directed to the domain by search engines. ®ister With JS=0" quality="high" width="600" height="400" name="" allow Script Access="always" type="application/x-shockwave-flash" pluginspage=" wmode="window" / According to regular HTML validation errors in HTML on fluctuating between 26 (minimum) and 38 (maximum) during the last year. Search engines love valid HTML documents because of the simple reason that "it makes their job easier".
These pages require special attention since they get far more traffic than most of the website. For example if you don’t close some tags or if you simply don’t deliver HTML in orderly fashion, it makes the parsing process of your HTML document harder, which draws additional resources from the search engine.