This topic describes
best practice for integrating Microsoft Outlook with roaming profiles.
It is good practice
to ensure that users store Outlook data on a server rather than on a network
share or locally.
profiles, files and folders in the location defined by the environment variable
%UserProfile% (on the local computer) roam with users, with the exception of
one folder, %UserProfile%\Local Settings. This exception affects Outlook users
because a Microsoft recommendation means that, by default, some Outlook data
(for example, .ost, .pst, and .pab files) is created in this non-roaming
Important: Files in this location are typically large and hinder the
performance of roaming profiles.
practices can reduce troubleshooting of roaming profiles with Outlook and
encourage good email management by users and administrators: