 Fnbox's online calling card business has sold over 750 million minutes, to over 325,000 clients in 150 countries.Tarjetas Telefónicas is a telecommunications platform and utilizes technologies developed for long distance and mobile phones calls.Tarjetas Telefónicas has developed an in-house fraud control system that process over 80% of all orders automatically (more than 30,000 monthly e-commerce transactions) with lower-than-industry charge-back levels.