One of the most important uses of networking is to allow the sharing of data. Before networking was common an accounting employee who wanted to prepare a report for his manager, would have to produce it on his PC put it on a floppy disk and then walk it over the manager who would transfer the data to his PC hard disk. True networking allows thousand of employees to share data much more easily and quickly then this. More so it makes possible application that reply on the ability of many people to access and share the same data such as database group software development and much more. Internet and extranet can be used to distribute corporate information between is ties and to business partners.