MoneyGram wired transfer implemented many changes to its technology platforms designed to prevent or detect suspicious transactions. Millions of people around the world trust MoneyGram, as the wired transfer system provides its customers with a reliable, fast and inexpensive service. MoneyGram agents are located - in post offices, bank offices, supermarkets, and even travel agencies. MoneyGram completed the acquisition of MoneyCard World Express, S.A. (MoneyCard) and Cambios Sol, S.A., two money transfer super-agents located in Spain. In March 2012, the company MoneyGram merged with the network of U.S. payment centers ZipZap.