It is requested, but not required, that you contact the authors of the Document well before redistributing any large number of copies, to give them a chance to provide you with an updated version of the Document.
Bestalde, Dokumentuaren kopiak kantitate handian birbanatzen hasi aurretik, autoreekin harremanetan jar zaitezen eskatzen zaizu, behartu gabe, Dokumentuaren bertsio eguneratua eman ahal izan diezazuten.