I find a mix of radish and arugula works. Most carrots can understand that.
It might appear as if they understand you, yes. But don't let yourself be fooled: They may just be pretending. Most carrots I know have a weird sense of humor.
you should use drupal over joomla for your companys website
Actually I will recommend SilverStripe. I just love its MVC framework. It feels right from a developer's pov.