Advertisement　　With the development of material prosperity, advertisements have become more and more important in our daily life.　　Advertisements give latest information about products. If there were no advertising, consumers could not know about goods in their local shops. Advertising helps sell to a bigger market. Therefore, as more goods are sold they are cheapper.Advertisements also provide money for newspapers, magazines, radios and TV stations, etc..　　But there are also some opinions against advertising.Some people think that advertisements do not give much information but only try to persuade you to buy. They create a demand for goods that are not really needed. Besides, advertising adds to the cost of goods. Further more, they are ugly to look at and spoil the enviroments.　　Actually, every coin has two sides. Advertising is without exception. But in todays world, advertising is not only necessary but also helpful.