The URL structure is an important factor in SEO and user friendliness, and Joomla’s default structure is lacking. Alledia asks “What is the best URL setup for Joomla and why?” and does an incredible job of detailing all the options for optimizing the Joomla URL structure in a must-read series of “Joomla URL week“.
The Joomla URL [...]

Wordpress also has “404 not found” issues. In the last post we discussed “Drupal SEO : Verifying 404 Not-Found/Forbidden headers are not OK and custom 404 pages” but it seems that this problem persists across CMSes, like Wordpress, that fail to return the right “404 not found” header for a PHP CGI sites. I’ve checked the latest version [...]

Search engines care about dead pages in your site that were not found,  so that those can be differentiated from the rest of the site. Search engines expect a “404 not found” message, and you probably rely on  Drupal to support that. Are you really sure that your “404 - page not found” page really [...]