A main problem that arises up at appearance of junior in family is jealousy of senior child. Frequently many parents suppose by mistake, that a chief yet is too small, to understand and jealous of junior. But in business jealousy can appear very strong, can be accompanied by hysterics and open aggression in relation to junior. Business is complicated by that some children are difficult to realize feelings and phrase them, and parents are too uneasy to arrange about something with him and to explain that they him did not begin less than to love. But at certain tactics it is possible to soften a situation. About it and other great deal in a book.