working directory(The directory in which Web server software is installed); working folder(A folder on a user's local computer that is used to store files when they are checked out of a Visual SourceSafe database. A user makes changes to the files in the working folder and then checks the modified files back into the Visual SourceSafe database for version tracking)
Work Folders(The enterprise-oriented feature which enables organizations to provide their users with access to data and documents stored on their corporate computers from anywhere)