| http://www.w3.org/ns/prov#value | - They are also getting more creative in how they use offers, adds Kumar. ???We are seeing many more varieties of coupons this year,??? he said. ???It is now more elaborate, and they are applying to product categories such as shoes or perfume - and everyone is offering free shipping.???This holiday shopping season, TheFind.com, a search engine that indexes the prices of 400 million products from hund
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