Note: This article has done its job, and will be retiring soon. To prevent "Page not found" woes, we're removing links we know about. If you've created links to this page, please remove them, and together we'll keep the web connected.
Note: SkyDrive is now OneDrive, and SkyDrive Pro is now OneDrive for Business. Read more about this change at From SkyDrive to OneDrive.
Watch this short video for an overview of collaborating on OneDrive or SharePoint documents created in Word for Mac.