On 08/03/15 16:16, Roland Perry wrote:

You still might be able to spot serious greedy [unmetered] sinks of
power like the said cannabis farm. I think they prefer using infa-red
cameras in helicopters though.

They found one not far from me - EDF (as was) had the road up and the
jointer noticed a branch cable to a derelict farm was running warm.

It was raided by the police in short order who found hidden near the
back behind the derelict buildings was a fairly serious and large growhouse.