Telephone directory software is the most widely used application. It stores the important data of customers like name, telephone number, Email-id, address that become an important channel of communication not only for individuals but also for organizations. It is also not an expensive mode, whenever we want to communicate to any customer just access the record of that individual in the directory and makes contact to him.
It is most convenient to obtain the information of the customer, and allows organizations to provide details more efficiently. The interaction is asynchronous, so the organization can prioritize and categorize according to its business process.