Esker, Inc.: Esker VSI-FAX(R) 5.0 Adds Call Batching, Anti-Spam, TIFF Conversion, Mail Merge Features May 27, 2004 http://www.prnewswire.com/cgi-bin/stories.pl?ACCT=104&STORY=/www/story/05-27-2004/0002183268&EDATE=