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User story
In software development and product management , a user story is one or more sentences in the everyday or business language of the end user or user of a system that captures what a user does or needs to do as part of his or her job function. User stories are used with agile software development methodologies as the basis for defining the functions a business system must provide, and to facilitate requirements management.先前我们网站曾撰文《 Facebook对Google的威胁在哪?看看两大巨头的“广告生成工具”你就明白了 》,其中披露了 Facebook 强大的广告生成工具。现在,Facebook 广告 API 又推重磅:广告商通过这个新型 API,可以让广告专门显示给那些在点击广告之后最有可能开展一系列后续活动的用户,比如将一个品牌内容分享到其他新闻流中,在应用内购买虚拟商品,或者将 Facebook 上面提供的买家优惠在实体商店兑现等等。先前,Facebook 的广告 API 和自助工具只允许广告商根据广告点击,用户喜欢的页面,用户是否安装某款应用,用户是否签到等几个指标进行广告优化。现在,广告商的参考指标被进一步扩展,包括: 用户讨论的内容(是否有用户在讨论广告相关的内容)

