SEF Advance is a component for Joomla! 1.0 (1.5 version to be available) which will extend its built-in search engine friendly URL fuctionality and raise it on a higher level. Instead of ordinary Joomla! SEF URLs like: http://www.site.com/content/view/1/2/ which don't tell much about your content you will get URLs in form: http://www.site.com/Section/Category/Item/ Because URLs consist of meaningful keywords rather than numbers, SEF Advance will drasticaly increase your search engine positions. For more info read the FAQ and documentation and visit the DEMO site. SEF Advance is the oldest and most stable SEF component for Joomla! It has been developed and improved for 3 years by a core Joomla! developer.