Something Adams incorporated a lot into his stories:
"But look, you found the notice, didn’t you?"
"Yes," said Arthur, "yes I did. It was on display in the bottom of a locked filing cabinet stuck in a disused lavatory with a sign on the door saying 'Beware of the Leopard'."
I did chuckle out loud when I read
"For security reasons, we try to change our Prime Minister every six months".