Exchange 2010/Outlook 2010 Sync Issues

I am having an issue with a  client that has a shared mailbox open and he is getting sync messages from this shared mailbox. I have removed the identifible information from the log message.

See below of the log.

9:30:31 Message class: {SU:IPM.Note}
9:30:31 Mail Conflict Resolution
9:30:31 Local subject: {SU:XXXXXXXXXXX}
9:30:31 Remote subject: {SU:XXXXXXXXXXXXXXX}
9:30:31 Local Message Entry ID: {CB:70, LPB:0x000000006F7D9825F4EC2B438ED1D855C4084FFD07003764F1522FD8754E9C5ADAED5AE987A500000000001600003764F1522FD8754E9C5ADAED5AE987A5000015642A8B0000}
9:30:31 Remote Message Entry ID: {CB:70, LPB:0x000000001D7BEDF608FF3543803AE9DA403A07CD07003764F1522FD8754E9C5ADAED5AE987A500000000001600003764F1522FD8754E9C5ADAED5AE987A5000015642A8B0000}
9:30:31 Local Message ChgKey: {CB:20, LPB:0x605201708C950A4A924F637605FB2B7300079948}
9:30:31 Remote Message ChgKey: {CB:22, LPB:0x3764F1522FD8754E9C5ADAED5AE987A5000015667142}
9:30:31 Local Message PCL: {CB:44, LPB:0x163764F1522FD8754E9C5ADAED5AE987A500001566713E14605201708C950A4A924F637605FB2B7300079948}
9:30:31 Remote Message PCL: {CB:23, LPB:0x163764F1522FD8754E9C5ADAED5AE987A5000015667142}
9:30:31 Checking local modifications
9:30:31 Compare property: 0x007D001F
9:30:31 Ignore property: 0x3FFA001F
9:30:31 Compare named property: EsetMessageFlag
9:30:31 Compare named property: Emon Scanner Build
9:30:31 Getting remote properties
9:30:31 Checking remote modifications
9:30:31 Compare (conflict) property: 0x007D001F
9:30:31 Local: {SU:Content-Type: multipart/mixed;
 
        boundary="_4f12673a-d454-4533-af9c-dd83b24bd6df_"
 
Subject: RE: XXXXXXXXXXXXX
 
To: "XXXXXXXXXX." <XXXX@XXXX>
 
From: "XXXXXXXXXXX" <XXX@XXXX>
 
MIME-Version: 1.0
 
Sender: <MicrosoftExchange329e71ec88ae4615bbc36ab6ce41109e@XXXX.COM>
 
Message-ID: <26c7f7be-5c2a-4c96-bfa0-f9758d4f31bb@journal.report.generator>
 
Date: Tue, 12 Feb 2013 15:30:07 +0000
 
Content-Transfer-Encoding: binary
 
X-MS-Journal-Report:
 
X-MS-Exchange-Organization-Aut
9:30:31 Remote: {SU:Content-Type: multipart/mixed;
 
        boundary="_4f12673a-d454-4533-af9c-dd83b24bd6df_"
 
Subject: XXXXXXXXXXXXXXX
 
To: "USER." <XXXX@XXXXXXX.com>
 
From: "USER" <XXXXXX@XXXXXX.COM>
 
MIME-Version: 1.0
 
Sender: <MicrosoftExchange329e71ec88ae4615bbc36ab6ce41109e@XXXXXXX.com>
 
Message-ID: <26c7f7be-5c2a-4c96-bfa0-f9758d4f31bb@journal.report.generator>
 
Date: Tue, 12 Feb 2013 15:30:07 +0000
 
Content-Transfer-Encoding: binary
 
X-MS-Journal-Report:
 
X-MS-Exchange-Organization-Au
9:30:31 Not equal (conflict) property: 0x007D001F
9:30:31 Local modification: {15:30:14.0002  12/02/2013 [DD/MM/YYYY]}
9:30:31 Remote modification: {15:30:30.0858  12/02/2013 [DD/MM/YYYY]}
9:30:31 Conflict generated, remote item is winner