<p>Well, there's at least one legal opinion out there that concludes that something like this is indeed fair us. Of course, the opinion was paid for by turnitin.com to justify their service's legality. </p>
<p><a href="http://www.turnitin.com/static/pdf/us_Legal_Document.pdf%5B/url%5D">http://www.turnitin.com/static/pdf/us_Legal_Document.pdf</a>
<a href="http://www.schoollibraryjournal.com/article/CA6377874.html?rssid=107%5B/url%5D">http://www.schoollibraryjournal.com/article/CA6377874.html?rssid=107</a></p>