Nearly 200 yuan, per capita consumption of seafood buffet, to charge customers per table 100 yuan deposit in advance, this let diners wang some dissatisfaction. Reporter survey found that at present a lot of buffet merchants have such regulation, businessman says the aim is "to avoid wasting", cause the attention of customers, in practice, such as waste is not too serious, the money is refunded. Diners are divided. Such practices to the businessman, consumer advocates said there was no clear...