Surveys also suggest that hiring managers are divided in terms of preference for receiving thank-you notes by email or letter.

调查也显示招聘经理中有的比较喜欢收到邮件形式的感谢信，而另外一些则更喜欢手写的感谢信。

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All companies of a certain size are obliged to give preference to blacks in hiring and promotion.

ECONOMIST: South Africa��s economy