Nowhere were profit margins higher than in classified ads, those one - or two-line notices that filled page after page in most papers.

分类广告的利润空间是最高的。多数报纸中，那些只占一两行空间的启示填满了一个又一个版面。

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Research firm Jupiter Communications reports that 55% of Internet users say they mail e-greetings regularly, handily beating those who say they chat on-line (45%) or read classified ads (46%).

FORBES: E-sentiments, exactly

The risk down the line is that Google could decide to cut out the middleman and solicit its own classified ads.

NPR: Google Base Poses a Dilemma for Businesses