Lobster wrote:

If you do that, just make sure you document it or better yet keep some
form of proof that you have stayed overnight, because if the place
burned down between visits you can bet your life the insurance co will
do their damnedest to prove otherwise!

I always make sure to use my landline - the bill shows the time and date.
Of course, that doesn't help, if you've had the phone disconnected!

Sheila