Negligence - Employers' liability – Whether claimant has established breach of duty of employer to provide safe place of work, sufficient or proper equipment for work, adequate or any training - Whether defendant liable for exposing her to a real resk of being assaulted whilst in the course of her duty as a security guart at a third party premises - Extent and scope of duty of employer of security guard when they are deployed to a third party premised to provide security services.