If there is any change about the time of the meeting, please notify us in advance.

开会时间如有变，请提前告诉我们。

《新英汉大辞典》

If you think of anything else, please notify us.

如果想到其它任何事，请通知我们。

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If you have received this email in error, please notify us by telephone ore-mail immediately and delete this email and any attachments immediately.

如果您错误地收到了本邮件，请立即通过电话、电子邮件通知我们并立即删除本邮件及其全部附件。

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