In Joomla 2.5, a category is usually viewed as a folder. All related articles are placed under a common category for easy search. Visitors looking for similar articles can simply browse within the suitable folder instead of scanning the whole website. So creating organized Joomla 2.5 categories makes it easy for both the content writer as well as the viewers. Here is how to Create a New Joomla 2.5 Category in Easy Steps.
Apart from this, proper categorization of content / articles makes it easy for advertising programs like Google Adsense and Yahoo Advertising Solutions to display related ads. This blog post will assist you in creating a new category in Joomla 2.5.
Follow the above steps to create Joomla categories in your website. But keep in mind that, just by creating a category, it won’t show up in the menu. For that you need to index them in the Joomla Menu Manager.