Dean,

Doing a quick search, we find..

Deleting a mailbox..
http://msdn.microsoft.com/library/default.asp?url=/library/en-us/wss/wss/_cdo_deleting_a_mailbox.asp

Administrative Tasks..
http://msdn.microsoft.com/library/default.asp?url=/library/en-us/wss/wss/_cdo_recipient_management_tasks.asp

These should be portable to Kix...

Uh.. Wait a sec, these are for Exchange 2000.

OK.. 5.5.

Deleting a mailbox..
http://msdn.microsoft.com/library/default.asp?url=/library/en-us/ds2x/hh/ds2x/exds_ds2exchgd_40c4.asp

Adminstrative Tasks..
http://msdn.microsoft.com/library/default.asp?url=/library/en-us/ds2x/hh/ds2x/exds_ds2exchgd_5pgl.asp

HTH,

- Kent
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