Telefonica Brasil SA was incorporated on May 22, 1998, as a corporation organized under the laws of the Federative Republic of Brazil. The Company provides fixed-line telecommunications services in the State of Sao Paulo under concession agreements granted by the Brazilian government in connection with the restructuring and privatization of the Telebras System. The Company provides services including; voice services, including activation, monthly subscription, measured service and public telephones; interconnection charges; intraregional, interregional and international long-distance voice services; data services, including broadband services and mobile value added services; Pay TV services through DTH (direct to home), a satellite technology, IPTV and cable; network services, including rental of facilities, as well as other services; digital services, including financial services, M2M, e-health solutions, security, video and advertising; and the sale of wireless devices and accessories. The Company also provides interconnection services to mobile service providers and other fixed telecommunications companies through the use of its network. The Company's mobile portfolio embraces not only voice and broadband internet access - through WAP protocol, 3G and 4G- but also value-added services, including voicemail, voice mail translation in speech-to-text, caller identification, voice minutes in unlimited bundles to other mobile phones to post-paid customer, ring back tones, and services such as multi-media backup, cloud based services to save the short messages and the recently launched MultiVivo, that allows the customer to share a 3G, 3G+ and 4G connection with up to 5 mobile devices. The Company also offers wireless roaming services through agreements with local mobile service providers throughout Brazil and other countries, allowing subscribers to make and receive calls while outside concession areas. It provides reciprocal roaming rights to the customers of the mobile service providers with which Company has agreements. The Company faces intense competition in all the areas in which it operates, principally from other cellular service providers and also from fixed-line operators. Its main mobile service competitor in the states of Parana, Santa Catarina, Pará, Ceará, Rio Grande do Norte, Pernambuco and Alagoas is TIM Celular or TIM, a Brazilian telephone company, subsidiary of Telecom Italia; and also face competition from Embratel in TV services and NET in both TV and broadband services. The Company's business, including the services it provides and the rates it charges, is materially affected by comprehensive regulation under the General Telecommunications Law and various administrative rules thereunder.