Pack it up. We held a couple of open houses a few years ago and you would not believe how many people were distracted by the gear instead of looking at the house. Fast forward a week, all the gear was put away, and suddenly the realtor got "real" questions and an above asking price offer.
And like others have said, there is simply too much risk with strangers wandering around.
And like others have said, there is simply too much risk with strangers wandering around.