Andrew McKay 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!
Even better, offer free bed and lodgings for Dr Evil or someone like
that when it comes down. You get the insurance payout and do the world
a favour at the same time

That would invalidate the claim on the grounds you'd had a tenant in the
property ...

Owain