This policy setting allows you to control the caching of shared mail folders.If you enable this policy setting, Outlook will ...

This policy setting allows you to control the caching of shared mail folders.If you enable this policy setting, Outlook will only cache shared non-mail folders.If you disable or do not configure this policy setting, shared mail and non-mail folders you have access to are cached in your .ost file when you add another mailbox to your profile.