Operates as a small retail businesses, I pay more attention to the means of selling goods. Because, after all types of goods so much, not a commodity business, only one shop, so if you want to attract consumers, in addition to the quality of goods must pass, can not deceive the consumer, reasonable and effective promotional tool is also necessary of. And as a business, if you own the type of merchandise was very complex, like a grocery store, even though you can attract all levels of consumers, but it does not reflect on your professional, if you do not like to open this supermarket, the customer will be more, but the investment will be greater. Therefore, the set sales and group sales is necessary.