Ritically discuss the use of covert human information sources within an investigation

I would be interested to see a comparison between the use of these informants and the rules relating to their use in the UAE compared to the UK, if anyone wanted to approach it from that aspect. The important words though are the Critically discuss. ~You need to describe the topic and then explain the strengths and weaknesses to the process and then give your own opinion as to the use of informants

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