"Absolutely anyone is suitable to undertake the experiment". "WHY NOT SEE IF YOU ARE UP TO THE CHALLENGE"
But how do we know if they work or not? Can it be done even better?
The CCTV experimenter tells us "We are researching the particular aspects of a persons' behaviour that are seen to be suspicious when viewed using continuous surveillence."
The potential for suspiciously random behaviour by those taking part in this experiments does not seem to be mentioned!