Check in your bed?

The Queen said an immigration bill would aim to "ensure that this country attracts people who will contribute, and deter those who will not". Unlike migrants, obviously the Queen contributes a lot and is not just a parasite. If passed, the bill will ensure landlords have to check their tenants' immigration status. Has the Queen checked in her bed for foreigners? Have you checked who is in yours? This 30 second short suggests a much simpler solution.