How to save OpenOffice Impress files as PowerPoint files

In Open Office Impress, you can save your documents in various different file formats.
This software tutorial shows you how you can save your Impress files in OpenOffice as Microsoft Office Powerpoint presentation files instead, so that they can easily be opened and edited by people who prefer to use Powerpoint rather than Impress, or if they don't have OpenOffice on their PC.