Greencoin, a platform with international vision with Blockchain technology based on cryptocurrencies, is a system of mutual agreements which allows accelerating the pace of development and increasing the turnover of all companies that will join the platform. The currency of the platform called GREENCOIN (GNC), is one of the first cryptographic currencies that is integrated into the real economy, in the daily life of people. The basis for the distribution of GNC in the domain of real economic activity is the loyalty system, this is the most important and central tool of the platform.