[thackney]

So how do you convince someone who has already decided to buy from a group like Isis, for drastically discounted prices, to change?

[luvbach1]

So how do you convince someone who has already decided to buy from a group like Isis, for drastically discounted prices, to change?

You probably can't, but if they were truly against terrorism they wouldn't be buying the stolen oil from terrorists in the first place.