The of the subject must be reasonable considering the factors of physical surroundings, physical contact, and the type and level of any threats.

The Detention  of the subject must be reasonable considering the factors of physical surroundings, physical contact, and the type and level of any threats.

Explanation:

Shop keeper's Privilege and the Merchant Privilege:As per the doctrine of the common law the shopkeeper or the merchant can detain and question a person if they have a doubt on the person that they have committed an illegal act.

The detention by the shopkeeper is considered proper if:

answer; ///the above statement is (true); //

answer; which categories of people are most at risk of becoming a criminals;