Shops not only by running special advisory services for novices, but by offering consumers bits and pieces which they can assemble at home.

商店不仅为新手经营专门的咨询服务，而且为消费者提供可以在家里组装的零件。

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Shops cater for the do-it-yourself craze not only by running special advisory services for novices, but by offering consumers bits and pieces which they can assemble at home.

为了满足自己动手热的需要，商店不仅为初学者提供专门的咨询服务，而且为顾客准备了各种零件，供他们买回家去安装。

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Such companies always need packaging materials, and by offering incentives to consumers who return them, they will reduce not only waste but also their packaging costs.

快递公司与包装材料脱不开关系，那么他们可以通过给消费者提供返还包装的有利刺激，从而不仅实现垃圾的减少还可以节省包装成本。

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This they do not only by cutting prices and offering wider choices, but also by allowing consumers to make real-time price comparisons and to switch rapidly (and frequently) to the cheapest provider.

ECONOMIST: Idea

But that leaves plenty of space for specialist websites to expand by offering goods and services to consumers looking for alternatives.

FORBES: Suited-Up Online: Why China's Fashionista Websites Aim High (And Low)