Xfire’s premium exit valuation can be partially justified by the fact that Xfire had “de-risked” the business model by demonstrating that advertisers would pay a meaningful CPM for a unique ad spot.

广告商将会为一个独有的广告位置付一个有意义的CPM（千人成本），从而去掉了Xfire商业模型的风险，这一状况也部分地解释了为什么Xfire有很高的估值溢价。

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Digital Spy sells the AD space on its forums section, visited by three million unique visitors a month, through a number of other companies, called AD networks.

Digital Spy通过诸多被称为广告网络的其他公司在论坛上销售广告空间，论坛每个月有300万访问者。

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Here you must enter your email address and UDID as the first step in the AD Hoc distribution process. The UDID, or Unique Data Item Description, is available from within iTunes.

Ad Hoc distribution第一步是必须输入你的电邮地址和UDID, UDID即唯一数据条目描述，在iTunes里可以获得。

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Apps will need to develop their own unique identifiers for different users, and ad networks will need to find a new way to build mobile user profiles.

FORBES: Apple Will Make It Harder For Apps To Track iPhone/iPad Users

Instead of the usual rounds of talk shows and bookstore tours utilized by most publishers to promote a book, Jay-Z, Random House and ad agency Droga5 created a unique, innovative and interactive game to spread the word about this recent bestseller.

FORBES: Groupon, Jay-Z, Puma Know Well The Meaning of "Contagious"

Forbes.com traffic has grown to an extraordinary 29 million monthly unique visitors, setting the perfect context for continued ad product creation and leadership.

FORBES: Media Announces Two Promotions