1. Previous Warnings: Details of previous warnings or disciplinary actions, included when this is not a first warning

2. Performance Improvement Plan: Detailed plan with specific goals and timelines, included when specific measurable improvements are required

3. Support Measures: Description of support, training, or resources the company will provide, included when relevant to helping employee improve

4. Appeal Rights: Information about the employee's right to appeal the warning, included when company policy or collective agreements provide for appeals

5. Union Representative: Reference to union involvement or representation, included when employee is unionized

1. Evidence of Misconduct: Copies of relevant evidence supporting the disciplinary action (e.g., incident reports, witness statements, photographs)

2. Relevant Company Policies: Copies or excerpts of specific company policies or procedures that were violated

3. Previous Warning Letters: Copies of previous warning letters referenced in the current warning

4. Performance Improvement Plan Template: Detailed template or form outlining specific improvement goals and timelines

5. Acknowledgment Form: Separate form for employee to sign acknowledging receipt and understanding of the warning letter