Outlook: How to compact my PST/OST file in Outlook 2010?

I listed some of the regular questions that we see from our customers from PST/OST are, 1) How to reclaim the space from PST? 2) How to compact my PST file? 3) How to compact PST/OST files to eliminate deleted item space in Outlook? 4) My PST is filling my hard disk? To conserve space…

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