In the business office, a photo id will validate a person’s identity when requesting ,account information.,Customer Propriety Network Information (CPNI) –CPNI is defined by federal statute to mean: (1) information that ,relates to the quantity, technical configuration, type, destination, location , and amount of use of a telecommunications ,service subscribed to by any customer of a telecommunications carrier, and that is made available to the carrier by the ,customer solely by virtue of the carrier customer relationship. and (2) information contained in the bills pertaining to ,telephone exchange service or telephone toll service received by a customer of a carrier.