Gene, have you seen this blog entry? <http://blogs.technet.com/evand/archive/2007/02/28/applymandatoryproperties. aspx> http://blogs.technet.com/evand/archive/2007/02/28/applymandatoryproperties.a spx The article makes it pretty clear, doesn't it? Cheers, Florian _____ Von: exchangelist-bounce@xxxxxxxxxxxxx [mailto:exchangelist-bounce@xxxxxxxxxxxxx] Im Auftrag von Gene Sibbs Gesendet: Mittwoch, 27. Mai 2009 14:37 An: exchangelist@xxxxxxxxxxxxx Betreff: [ExchangeList] ApplyMandatoryProperties parameter Guys, Could you please shed a bit of light for me here. I'm seeing guys in IT depart creating Active Directory Accounts in "AD Users and Computers" then they go and make use of "set-mail (mailbox acc) -ApplyMandatoryProperties" in powershell on exchange 2007 server. Any good technical reasons why things are executed in this manner? Cheerio