Small Payment Institution (SPI) in Polish: ‘Mała Instytucja Płatnicza (‘MIP’) is a licensed form of doing small and mid size payment services business in Poland. Polish SPI can offer almost all types of payment services, but subject to certain limitations, incl. amongst others: limitation to operation at the territory of Poland, maintaining maximum of 2,000 euros per client account and keeping the maximum average monthly value of all  transactions at level of 1,500,000 euro.