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Advertisers often use exaggerated language to praise his merchandise in an outrageous way by using the phrase "wonderful", "champion", "world number one", "top" technology, ... for cooking oil, toothpaste, cosmetics or ... the content of the ad is sometimes not yet true to the content of the product and the expectations of the Viewer to make viewers more suspect of use value commodities, lack of confidence in the products being advertised. The psychology of people viewed advertising doesn't really believe in the product. It shows the invisible ads contributed public distrust of the customers on the product being advertised.

Advertisers often use exaggerated language to compliment their goods themselves overly with the phrase "superb", "Champion", "world No. 1", "leading technology", ... for cooking oil, toothpaste and cosmetics, ... the content of advertising sometimes is not right with the content of products and expectations of the viewer as the viewer even more skeptical of the value of used goods, lack confidence in the products being advertised. Psychology ad viewers do not really believe in the product. This suggests that advertising contributes invisible lost customer confidence in the products being advertised.