邀請函是商務禮儀與世俗禮儀的其中一部分。在發展不斷提速的社會中，邀請函出現的次數越來越多，那麼相關的'邀請函到底怎麼寫呢？下面是小編收集整理的常見英文商務邀請函，希望能夠幫助到大家。
Dear sir/madam:
I’m delighted you have accepted our invitation to speak at the Conference in on .
As we agreed, you’ll be speaking on the topic from to . There will be an additional minutes for questions.
Would you please tell me what kind of audio-visual equipment you’ll need. If you could let me know your specific requirements by , I’ll have plenty of time to make sure that the hotel provides you with what you need.
Thank you again for agreeing to speak. I look forward to hearing from you.
Sincerely yours,