EN
Effectiveness belongs to problems of basic meaning to every domain of life; it can also be referred to law, because on one side it is its feature connected with functions which it is to perform, on the other hand with evaluation concerning its performance. Effectiveness of law is influenced by many factors, which refer to various problems occurring at particular stages of contact with law. Se-lecting them will allow in further perspective to eliminate or at least reduce infringements threatening effectiveness and thus to enable rising it up gradually. Since the majority of existing defects can be corrected and in this way one can approach an expected result, whereas minimis-ing them or ignoring does not influence motivationally conduct of indi-viduals in regulated domains of the social life and is also connected with a negative social evaluation of law.