Parents literally line up for a good specialist, for example, a tutor in mathematics and physics, and are ready to More hints fork out a tidy sum. And this is not only about wealthy families, there are often families with rather modest incomes, who at the same time do not spare money for private tutors and spend quite a lot of money on intensive preparatory courses or private seminars for their children, and all in order to bring them to the required level of knowledge.