Finally, in tying together the previous steps, the fourth step focuses on designing and executing an integrated marketing program to activate key purchase drivers and overcome barriers.

最后，作为对以上各点的总结，第四步致力于设计并执行一套整合营销方案，刺激购买，绕开障碍。

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You need to activate Rational Performance Tester with a purchased license key after the expiration date to continue using it.

在有效期到期后，您需要购买一个商业证书密钥来激活Rational Performance Tester才能继续使用它。

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Once you're there, you can use the arrow keys to select a particular window or group and then hit Enter to launch or activate it. As ever, you can cancel out of this mode by hitting the Esc key.

然后你可以用箭头键选择特定窗口或群组，然后按回车来启动或激活。

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This workaround relies on the fact that Microsoft is currently offering, for a time limited period, free upgrades for the Media Center add-on, and it is this process that is flawed because Microsoft does not check the validity of the original key used to activate the copy of Windows 8 Pro before dishing out another key.

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Develop yourself and your key talent across these dimensions and you will activate enduring human and strategic potential.

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This means that advertisers can use mobile to activate other forms of media, such as TV and out-of-home, or it can be a key device to drive tune-in, product research, or immediate purchase.

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