Dear (人名) :

You have been very supportive to us in the past year of operation and we are extremely grateful for all you've done. To show our appreciation, we would like to invite you to dinner [如果只是晚餐就说 "dinner",如果是宴会形式的晚宴就用 "a dinner party" 代替 "dinner"] on (日期格式是星期，月日，年 例如：Friday, March 16, 2007)[一般邀请函上会指明时间，但您若一定要说"在财年结束之际"，用at the end of this fiscal year] at the (地点- 例如：Marriot Hotel 这个美、加一家较有名气得连锁饭店，只是举例因为我不是很清楚国内得情况). If your schedule would allow, we will have transportation ready for you at (时间). [这句话的意思是"如果您的行程许可，我们将在(时间)为您备好车"。"如果您的行程许可"只是客套话，但应该说，表示礼貌。如果被邀请方没有车，那您应该提供交通工具。] We would be delighted if you will attend.

RSVP: [意思是请回复，邀请函上常见的字头语](您的联络方式：要提供电子邮箱和电话)

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Sincerely,