Mail Folders is a Finder extension that improves PowerTalk mail filing in the Finder. There are several significant differences between Mail Folders and regular folders, e.g., shortcut for creating Mail Folders, Mail Folders have a special icon and Mail Folders can be viewed only in list view. The extension requires that PowerTalk be installed. The Mail Folders extension is compatible with all Finders from 7 Pro on, including 7.5 and subsequent 7.5 system updates.