In order to purse notable effect, the merchants are fond of asking some notables to make advertisments for their goods with high reward. In deed some so called notables make notable advertisements for money. In order to get the money, they would like to follow the traders' requirement to say something untrue to cheat customers and mislead the customers to the traps the traders have made. Especially in food advertisement there are many. In spite the food safety teams, they do lot of advertising work to cheat the customers.