European Union has both its strong supporters and opponents. It is so, because for many miscellaneous people there are a lot of pros and cons of being in this organization at the same time. Firstly, the integration of the majority of the countries of Europe had its result in opening of the borders. This implies that more and more European citizens began to go across the continent for diverse reasons. Nevertheless, the most important reason in this area is that many them are looking for a job.