How to load a stylesheet only for a specific User Group in Joomla A good detailed answer on Joomla.Stack exchange on how to only load the .css file for a specific group or individual. https://joomla.stackexchange.com/questions/32997/can-i-delay-loading-a-css-file-until-a-user-is-logged-in
How to Validate Language INI files From Joomla.stackexhange.com comes a handy little prototype for validating that your Joomla language files, the .INI files, https://joomla.stackexchange.com/questions/33055/how-to-validate-joomla-translation-ini-files