"1. [The defendants] were asked to transport a van containing cannabis from the farm to another for a sum of money. [The sum of money was£400 each]. 2. They did not have contact with the drugs before the morning of19th July 2003 , nor did they have any role in its ongoing sale or other financial interest in it. The single delivery was the full extent of their involvement, financial or otherwise. 3. As a result they were unaware of the exact quantity or value of the drugs."