You could use OpManager (http://manageengine.adventnet.com/products/opmanager/download.html?free ) for collecting event IDs 1016 from your Exchange app log http://www.windowsitpro.com/Articles/ArticleID/48364/48364.html?Ad=1 See this too http://support.microsoft.com/kb/301328 Zoran ________________________________ From: exchangelist-bounce@xxxxxxxxxxxxx [mailto:exchangelist-bounce@xxxxxxxxxxxxx] On Behalf Of Allen, Christine Sent: Thursday, March 22, 2007 9:19 PM To: 'exchangelist@xxxxxxxxxxxxx' Subject: [ExchangeList] Exchange Reporting I just had a request from my CIO to report on who has access to each others mailboxes. He feels people are reading each others mail. Can someone recommend a reporting tool that would help with this? Thanks in advance. Christine Allen Systems Engineer Electric Insurance Company 75 Sam Fonzo Drive Beverly, MA 01915 phone: 978-524-5612 fax: 978.236.5612 christine.allen@xxxxxxxxxxxxxxxxxxxxx http://www.electricinsurance.com <http://www.electricinsurance.com>