Dear Mr/Madam,
a. Could you please provide details on the course curriculum, duration, instructor qualifications, assessment methods, technical requirements, and tuition fees?
b. Please feel free to reach out to me if you require any further clarification or if there are specific procedures I should follow to proceed with enrolment.
c. Thank you for your time and assistance. I look forward to hearing from you soon.
d. I hope this email finds you well. I'm interested in your institution's English online course and would like more information before enroling.
Best regards,
Michael Brown