Friendly Business Proposal Proofreading

I need a professional proofreader to review an email for a business proposal. The email is intended for my business partners and should convey a friendly tone.

Key requirements:
- Ensure clarity and professionalism while maintaining a friendly tone
- Correct grammar, punctuation, and syntax errors
- Suggestions for improving sentence structure and overall flow

Ideal skills and experience:
- Experience in proofreading business communications
- Strong command of the language
- Ability to maintain the intended tone and voice

Looking forward to your proposals!