The moment you move your mailbox from one store to another, you lose the SSI, not just Exmerge. Regards, R From: exchangelist-bounce@xxxxxxxxxxxxx [mailto:exchangelist-bounce@xxxxxxxxxxxxx] On Behalf Of Danny Sent: Monday, February 19, 2007 11:59 AM To: exchangelist@xxxxxxxxxxxxx Subject: [ExchangeList] Re: 2003 SP2 to 2003 SP2 user mailbox size grew No Exmerg'ing going on here - I am aware of the single instance storage loss. 2003 SP2 to 2003 SP2, same org, same domain. Exchange System Manager -> Mailbox Store -> Exchange Tasks -> Move Mailbox. Thanks, ...D On 2/19/07, Exchange Mailing List <ExchangeMailingList@xxxxxxxxxx> wrote: Depends how you did it. If you exmerged, then you have lost single instance storage. S From: exchangelist-bounce@xxxxxxxxxxxxx [mailto: exchangelist-bounce@xxxxxxxxxxxxx <mailto:exchangelist-bounce@xxxxxxxxxxxxx> ] On Behalf Of Danny Sent: Monday, February 19, 2007 12:23 PM To: exchangelist@xxxxxxxxxxxxx Subject: [ExchangeList] 2003 SP2 to 2003 SP2 user mailbox size grew Moved mailboxes to a new server. Confirming this is normal and by how much should they grow? Thanks, ...D -- CPDE - Certified Petroleum Distribution Engineer CCBC - Certified Canadian Beer Consumer