The 2011 survey was conducted to evaluate the human capital of farms having alternative sources of income. The enterprises surveyed can be described as small and medium-sized entities. Most face strong market competition. That is why the knowledge and education of their owners is crucial in enterprise development. We have surveyed 354 enterprises located in following voivodeships: Warmińsko-Mazurskie, Podlaskie, Pomorskie, Zachodnio-Pomorskie, Lubuskie, Mazowieckie, Lubelskie and Łódzkie. They employ local inhabitants and family members. Most of the surveyed entrepreneurs had secondary education. and declared a knowledge of the Russian, German and English languages, however the knowledge of the languages was generally poor. Only 26.8% of en...