Justify the need for health and safety improvements; advise on duties for health and safety in the workplace; help your organisation to manage contractors; work within a health and safety management system; positively influence health and safety culture and behaviour; carry out a general risk assessment (using a 5-step approach) of your workplace; recognise workplace changes and their impacts and understand how to minimise these impacts; develop basic safe systems of work that include emergency arrangements and know when to use a permit-to-work system; take part in incident investigations; and help your employer check the effectiveness of their health and safety management system through monitoring, auditing and review.