K authorities seeking evidence via less formal means: see. eg, R v Redmond [2009) 1 Cr App R. 25 ac pan 25 in particular. See. co similar effect. R (Akarcay) v Chief Constable of West Yorkshire 120171 EWHC 159 (Admin). 2 Authority Co the contrary (BOC Lte anti another v Instrument Technology La and othe