The provided document evaluates the influence of precariousness on HR functions within a company. It analyzes how instability affects effectiveness in training and development sessions due to employees' lack of seriousness when their superiors are not committed to these programs. Additionally, it examines how precariousness in recruitment and selection processes can lead to losing top candidates and affecting decision-making for hiring teams. The document also discusses the impact of precariousness on performance management functions, such as measuring employee performance and appraisal, which can result in inaccurate evaluations.