Police everywhere pulling up cyclists and car drivers, but not stopping or enforcing a single one of the 6-7 serious HGV offences I personally witnessed at major junctions. Right under their noses too.
When I stopped to ask the Police on Vauxhall Bridge if they would be talking to the HGV delivery driver parked on a double red line in the middle of Vauxhall junction gyratory (across the pavement and cycle path) they told me: "get out of here, mind your own business. You should be wearing hi-viz"
take their badge number, they'll soon shh