I'm pretty sure that was the point he was trying to make. The excuse often made for why rental properties aren't allowed is that tenants are often noisy or caus

I'm pretty sure that was the point he was trying to make. The excuse often made for why rental properties aren't allowed is that tenants are often noisy or cause other problems. He was just pointing out that that can be a problem for owners as well, so whether it's a tenant or a owner that's being noisy is immaterial.