A drugs bust led to the arrest of four people.
At around 9.30am on June 14, police entered a house on Mill Lane, High Ongar.
There they found a large amount of money and cannabis.
Four people were arrested on suspicion of production of cannabis, possession of drugs and money laundering.
Two women and two men have since been released under investigation.
Anyone with information is asked to contact the Serious and Organised Crime team on 101 or Crimestoppers anonymously on 0800 555 111
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