letter of awareness的用法和样例：
例句
- Upon receiving your letter of confirmation we will arrange for the contract to be drawn up and sent to you for signing.
俟收到贵方确认函，我方即安排签署合同事宜，并寄贵方以便签署。 - I will be here for another two weeks and would appreciate a comfirming letter from you before my departure.
我还会在这里呆两个星期，如果能在离开前得到你的确认函我将不胜感激。
