Business espionage, like a new economy discipline, somewhere unvalued, somewhere hateful, precede important place in relations between states and guide national company. Business espionage is process of transforming data in knowledge. Primary sense of Business espionage is to concourse comparing of concurrence, and because of that existed “gray-zone” between data acquisition and business espionage. In contrast to Serbia, of others countries in transition, outlet of important information’s are not big worse. And even if iodine case business espionage, in Serbia that’s just absolutely negation. What’s more, outlet of important information’s is not such a big worse. Those, how there explained, that’s not money, sensible object or same materially well – machine. Unlike of our irresponsibly relation, world and countries in our ambience, render it very carefulness, assign money and tutored people.