Proofreading a letter of recommendation

I am looking for a professional proofreader to review and edit a two to three-page letter of recommendation. The ideal candidate should have experience in proofreading and editing documents of a similar length.

Responsibilities include:
- Checking for grammar, punctuation, and spelling errors
- Ensuring proper sentence structure and coherence
- Making suggestions for improving the letter's structure and content

There is no specific deadline for this project, but I would prefer the proofreading to be completed in a timely manner. The letter is important and I want to submit it as soon as possible.

Skills and experience required:
- Strong command of the English language
- Attention to detail
- Previous experience in proofreading and editing
- Ability to provide suggestions for improvement in structure and content

If you are interested in this project, please provide your previous work samples and a brief description of your experience in proofreading.