1. the law of villagers in this era law (Volksrecht) appears in the format of the customary tradition, which has two elements: an external element is required to perform on a regular basis and for a period of long ago. The element within the section: the things that regular practice is recognized in the community as to what is correct. (Opunio juris) If you don't like it, that is what is wrong, or otherwise feel the need to do so in the law (opinion necessitates) the methodology which is ruem from easily assimilated, which is known by the common law that passed the same old.The so-called "laws of their ancestors." In this era, humans cannot distinguish whether the morality tradition customary laws that are different to what is called the "law of the villagers (Volksrecht)" because it is something known by common villagers. Plain ordinary reasoning, they can understand. In this era, there is no unique profession as lawyers from the public in General. In the subsequent evolution of legal systems, thus gradually become complex. An example of this principle in the law such as murder do not preclude another person's thief, etc.