Vivo expands Zuum mobile payments service
MFS, a joint venture between Telefonica-owned carrier Vivo and MasterCard, has expanded its Vivo Zuum mobile payment service to São Paulo, the biggest city in Brazil... More
MFS, a joint venture between Telefonica-owned carrier Vivo and MasterCard, has expanded its Vivo Zuum mobile payment service to São Paulo, the biggest city in Brazil... More