When an edit is contentious or just non-obvious, I'll often add a note to an area before making an edit. If I later go ahead with the edit, I want to be able to refer to the note in a unambiguous and easy to access manner. What is the best approach for doing this?

When an edit is contentious or just non-obvious, I'll often add a note to an area before making an edit. If I later go ahead with the edit, I want to be able to refer to the note in a unambiguous and easy to access manner. What is the best approach for doing this?