Can i get the mailbox sizes for a group of accounts that sit in a specific OU? ie i have moved these accounts into a specific OU in the AD and hence when i view these in Exchange Management Console they are group as so. I would like to query these accounts and get a complete size

get-mailbox -organizationalunit "ou=blah,ou=foo,dc=domain,dc=tld" -resultsize unlimited | get-mailboxstatistics | measure -property totalitemsize -sum

Are you familiar with Get-Mailbox command? You can use this command. Here is the syntax: http://technet.microsoft.com/en-us/library/bb123685(EXCHG.80).aspx Get-Mailbox -OrganizationalUnit Users Then you can filter the output Santhosh Sivarajan | MCTS, MCSE (W2K3/W2K/NT4), MCSA (W2K3/W2K/MSG), CCNA, Network+ Houston, TX http://blogs.sivarajan.com/ http://publications.sivarajan.com/ This posting is provided "AS IS" with no warranties, and confers no rights.