dear ___________,
you have asked me for my advice with regard to _______, and i will try to make some conductive suggestions here.
in my humble opinion, you would be wise to take the following actions: ____(建议的内容)
i hope you will find these proposals useful, and i would be ready to discuss this matter with you to further details.
good luck with your_______(祝愿)
yours sincerely
li ming