TIM S.A. is a telecommunications operator that offers mobile and fixed telephone services with a presence in all municipalities in Brazil. Its main sources of revenue are divided between Personal Mobile Service (SMP) and Fixed Service, complemented by the sale of devices and accessories. The mobile segment, the company's main business, is comprised of Postpaid and Prepaid clients, with a strategic focus on growing the postpaid customer base. In fixed service, the company focuses on offering high-speed broadband using fiber optic technology, under the TIM UltraFibra brand. TIM's business model is based on expanding its mobile and fiber network infrastructure, seeking to monetize its customer base through connectivity services.