Ask the user if the resource currently used was helpfull
http://typo3.org/extension-manuals/th_feedback/0.0.3/view/1/4/
Big companies like google and microsoft use things like that for quality assurance to enhance their articles.
http://typo3.org/extension-manuals/th_feedback/0.0.3/view/1/4/
Big companies like google and microsoft use things like that for quality assurance to enhance their articles.