If you are planning to send your last presentation files over the email to all your contacts and are finding problems in attaching the huge size of your presentation(PPTX) files then try out pptminimizer which is a tool every office user would require.

It works effectively for business magnets and managers who have to share their office reports or presentations which are in any of the following formats.
PowerPoint 97 to 2007 (PPTX)
Word documents from Word 97 to 2003
StarOffice and OpenOffice presentations

The files are not zipped hence you dont need to worry about unzipping them. Its a program which does not require you to install it but directly runs from your CD or a USB based Pen Drive and the ‘Drag & Drop’ functionality offers you to optimize and compress multiple files at once which means batch compression works here.

There are a total of 4 different compression levels with Add-ins for Microsoft Outlook, PowerPoint, Word and Windows Explorer. Its compatible with Windows Vista Operating system and you just need to ‘Open a Presentation’ , Choose the presentation with multiple selections using the shift key, then select the compression settings from Strong Compression, Standard Compression & Low Compression and select Optimize Presentations to start the compression program.