If you have Enterprise vault enviornment in your organization definilty people will come to you and ask how can i export my emails in to PST when he is leaving the company. Or some cituation that from EV server you have to export users email in to PST. I am going to show you how we can do this in Enterprise Vault 9.0
Open EV Administration Console –> Go to EV Site–> Archive –> Right Click –> Export
Click Export Archives to PST Files
Select List all available Archives
Select the user you want to export emails to PST
Select Export all items to root folder and type /
Browse where you want to keep this PST
Once it finish you can give this PST file in to user and he can attach this PST in to outlook later.