1. Witness Information: Include when there are witnesses to the incident who can corroborate the complaint

2. Health Impact Statement: Include when the issue has affected physical or mental health, with medical documentation

3. Legal References: Include when specific workplace policies or laws have been violated

4. Previous Correspondence: Include when referring to earlier communications about the same issue

5. Union Representative Details: Include when the complaint is being filed through or with support of a union

6. Confidentiality Statement: Include when the matter is sensitive and requires explicit confidential handling

1. Evidence Documentation: Copies of relevant emails, messages, photographs, or other documentary evidence

2. Medical Certificates: If the complaint involves health impacts or medical leave

3. Witness Statements: Written statements from witnesses who observed the incident or situation

4. Previous Communications Log: Timeline of previous attempts to resolve the issue, including emails and meeting notes

5. Company Policy References: Relevant excerpts from employee handbook or company policies that were violated