They came from all corners of the world, displaying various ploys and deception. To a certain extent they operated undetected.

They were in the drug trade, a business where the money was big and they were willing to resort to use anything including the student visit passes. Some arrived in the country posing as businessmen or tourists to camouflage their scams.

The foreigners who were members of international drug rings were on the move most of the time, depending on the current situation and needs.