Never end your email with “Thanks in advance”. Here is a good list of alternatives:
- I really appreciate any help you can provide.
- Thanks for your attention. I’m looking forward to your reply.
- I will be grateful if you can send me this information.
- Many thanks for considering my request.
- I hope what I have requested is possible.
- In the meantime, thank you so much for your attention and participation.
Refrences:
macademic
grammar blog