it should be attached
avast! 2014: Inserting the license file into avast! Internet Security http://www.avast.com/en-eu/faq.php?article=AVKB7#artTitle
avast FAQ http://www.avast.com/en-eu/faq.php avast FAQ video http://www.avast.com/en-eu/faq.php?q=video#searchForm