I find them quite natural. When reading a response, the subject of the email has already clued me into the context, I really don't need to re-read what I alread

I find them quite natural. When reading a response, the subject of the email has already clued me into the context, I really don't need to re-read what I already sent, even an edited version. Top answer with my email below for reference, if needed, is what I prefer.