In a jewelry store robbery situation, a security guard should lock exit doors, radio for police assistance, and move customers/staff to safety.
Lock the exit doors to keep the thieves from escaping: This action can prevent the thieves from leaving the premises and aid in their capture by authorities.
Radio for police assistance, giving details about the location and thieves: Contacting the police immediately with specific information can lead to a quicker response and apprehension of the thieves.
Try to move the customers and staff to safety: Ensuring the safety of individuals in the store is crucial during such an event and should be a priority for the security guard.
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