English Grammar Expert Needed

I am seeking an experienced English tutor, particularly with a specialty in grammar. The focus of this project is the appropriate usage of punctuation in English grammar.

- Skill set Required:
* Proven experience as an English tutor
* Proficient in English punctuation usage
* Ability to breakdown complex grammar rules into simple understandable concepts

Your task will be to help with an assignment on punctuation usage. An understanding of the intricacies and nuances of English punctuations is crucial. The ideal freelancer would be one who is not only knowledgeable but also patient and skilled at teaching in a clear and engaging manner.