Providing telecommunications services, namely, electronic exchange of data stored in databases accessible via telecommunication networks, voice mail services, data, namely, transfer of data by telecommunications and wireless, custom calling features, namely, call waiting, cancel call waiting, call forwarding, three-way calling, speed calling 8, speed calling 30, CLASS, (custom local area signaling services); namely, anonymous call rejection, automatic call back, automatic recall, calling name and number, customer originated trace, and equipment services, namely, leasing of telecommunication equipment