Try this
- Read the date and the subject. Identify what has changed since you wrote it.
- Choose to keep it as historical writing, revise it for a current purpose, or delete your own copy. Do not send it unchanged merely because it was unfinished.
A worked example
“This was about last month’s visit. The plan has already changed, so it belongs in my private history rather than today’s messages.”
An invented example to adapt, not a real exchange or a script you have to follow.
Before you leave it here
If you reuse a sentence, check that it still describes your current view. An old draft should not speak for a decision you have not made today.