GroupWise to Exchange Software is not an easy task to convert GroupWise mailboxes to Exchange server pst files manually. But with the help to third party GroupWise to Exchange Migration software user can easily or fast migrate GroupWise mailbox data to pst file. This software support two option to migrate. Single User Mailbox and Multiple User Mailbox. (Inbox emails, sent folder, contacts items, calendars, trash folder, documents folder, check list data, unicode characters, appointments much more. For more information visit here: http://www.mannatsoftware.com/stellar-phoenix-groupwise-to-exchange.html