You go away for a couple of weeks on holiday, arrive home knackered late at night, struggle to find your keys and when you do what's this? It appears the locks have been changed in your absence. You then hear voices and a television coming from inside your home. You bang on the door and a voice tells you through the letterbox that it's not your home anymore, they are squatters and have a legal right to be there.
What do you do?