PEOPLE are being urged to look out for the telltale signs of cannabis farms.Derbyshire Constabulary has launched a campaign to find drug factories that could be set up in homes and derelict businesses.As well as fuelling drug activity, they can also attract more crime to the area.Police are now urging the public to report any suspicious behaviour or properties straightaway.Steve Holme, who is the force's leading expert on drugs, said: "Some people think 'it's only cannabis' but it's not...
