The system can be used with voice mail so that each ad is assigned a vocal mailbox in which the interested users can leave their reply. Ad owners can retrieve their messages by accessing their vocal mailbox and entering their personnal access code. One of the most often seen of these classes of applications is the dating line services, but this kind of system can be used to sell products from cars and computers to real estate. This application allows a user to carry out transactions in data bases remotely from its telephone keyboard. Phone access to data bases opens a whole new field of possibilities to telephone interface applications.
Users can get from data bases information like an account balance or exams results.
Data integration can also be used to order entries or inventory reports.