Compressing Images used in PowerPoint Presentations

Images files can be very large; such large files can negatively impact bandwidth utilization. The following movies discuss ways to compress images used in PowerPoint presentations, making them more suitable for web transmission.
Play Movie - Part 1
Play Movie - Part 2

PowerPoint does provide a tool to compress images. This tool should be used before you upload PowerPoint files into the Document Center. Searching the PowerPoint "Help" area for "compress images" will display articles explaining how to do so.