Thanking you in advance[usage-thanking-you-in-advance]

Thanking you in advance。这听起来像是作者在说："It will not be worth my while to write to you again."（不值得我再给你写信了。）提出请求时，写"Will you please"或"I shall be obliged"。然后，若你日后有意，或情况需要，再写一封致谢的信。