A file server can share files between all the computers it is connected to. Server file management provides a centralized tool for managing your files on server where you can store and share files with all the employees of office across your network, so file management can be easily done by server. A more efficient idea storing your vital data in a central shared space where all workers can access it whenever necessary. A mail server can handle mail for a huge office forwarding it on to the correct person also allowing local mail.