http://bit.ly/1Ceo71k Do you want to find out what a OST file is? In this short video we explain what an Outlook OST file is and what you can do with it.
An OST file (.ost) is an offline folder file in Microsoft Outlook. Offline folders make it possible for the user to work offline and then to synchronize changes with the Exchange server the next time they connect. The ability to work offline is useful in environments with limited or unreliable connectivity.
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