The memo was written by Chief Superintendent Dean Ingledew, Westminster's borough commander, and was sent to senior officers responsible for briefing police sergeants and constables. He writes: "Please encourage officers to use this power to support future applicationsfor its continuance." Solicitor Sadiq Khan, a human rights expert, said: "This confirms the suspicion that many of my clients have, namely that the police use whatever means they can to stop and search them unfairly."