ŠIMONOVÁ, Adriána 2018: Responsibility in Commercial Obligations. (Bachelor thesis). Technical University of Zvolen, Department of Marketing, Trade and World Forestry, Thesis supervisor: JUDr. Anna Dovčíková. Year of defense: 2018. 63 s.Bachelor Thesis deals with the responsibilities of commercial engagement relationships and the interpretation of internal regulations into the contract of FENIX SLOVAKIA s. r. about. . This is the name of the word business, business, engagement relationships that we have dealt with in detail in the first part of our bachelor thesis. In the first part of the thesis, we have decided to make it simple and simple to make every reader clear and understandable. In the second part of the thesis, we have better described the company that we have decided to write the bachelor thesis. The third chapter is devoted to interpreting internal regulations into their purchase agreement.