Depends how you did it. If you exmerged, then you have lost single instance storage. S From: 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