Subject Line: [Interviewer First Name] – My thoughts on [Name of Position]
Dear [Interviewer Name],
Thank you for meeting with me and discussing the opportunity. It was helpful in developing my understanding of the team, role and organisation.
Regarding our discussion about [Something Discussed in Interview], have you thought about [A Solution/Opinion/New Idea]?
Now I have a better understanding of what is expected by the company, I can definitely see myself performing well within the team and enjoying working for [Name of Company].
I look forward to learning about next steps in the application process.