Relationship network is not hard, interpersonal communication circle is not in place, in one of your repair shop business is not good, the first year can not learn anything normal, if you do not have a relationship in this repair shop, relying solely on your self-learning is more difficult, and now the set of people deep, worried about teaching the apprentice starving to death of masters, and then one to spend money on masters to eat, drink, as the saying goes, eat other people's mouth is soft!