Invest in a membership to Sam's Club or Costco, set up shopping days with your roommates, and buy in bulk.

加入Sam ' Club或Costco，设立“购物日”与室友一起购物，买大分量的食物。

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The convent's longtime accountant and a local attorney had persuaded the nuns to invest in a shopping mall in Montreal.

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Composed of portfolios of properties or mortgages, REITs invest in everything from shopping malls to storage units.

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They can also invest in smartphones, 4G mobility and software that facilitate price shopping for the best bargain.

FORBES: Magazine Article