Note: You are currently viewing documentation for Moodle 1.9. Up-to-date documentation for the latest stable version is available here: Turnitin.
Turnitin is a commercial paper submission system, you must have a paid subscription to this service to use this feature. This integration is part of Moodle 2.0, and there is a 3rd party patch available for Moodle 1.9 users.
The patch for 1.9 is available in the modules and plugins database here: http://moodle.org/mod/data/view.php?d=13&rid=1562
The patch is discussed in the forums here: http://moodle.org/mod/forum/discuss.php?d=98199