A private detective is offering holidaymakers some sage advice that only insiders are privy to. As millions of people are booking more Airbnbs and private rentals than hotels, John Eastham from Private Investigations UK is warning travellers to be aware of unknown security risks. Mr Eastham says: "When I walk into a property, I don't just see a rental, I'm scanning it the way I would on a surveillance job. "Most guests don't realise how easy it is for a bad actor to monitor them or to exploit