its simple... dont give the wankers a reason.
there are lots of great coppers out there and there are lots of wankers... just like theres lot of great Mr Whippy Van drivers and those that on a boiling hot day see you in their mirror, bare foot and running on the melting bitumen, slow down until you almost catch up to them only to then slam the gas and take off on you, jingle pumping, leaving you stranded, hopping because your feet are blistered and mentally scarred in such a way that it can never heal.
well... so im told