To document processes and procedures in an ISO 9001 compliant QMS, follow these best practices:

1. **Identify and Document Key Processes**: Determine the essential processes for quality management and document them thoroughly.

2. **Define Roles and Responsibilities**: Clearly outline who is responsible for each process and their specific roles.

3. **Establish Clear Objectives**: Set clear objectives for each process to ensure alignment with ISO 9001 standards.

4. **Train Employees**: Ensure that employees are trained on the procedures and understand their importance.

5. **Monitor and Measure Performance**: Regularly assess the performance of processes through audits and other evaluation methods.

6. **Encourage Continuous Improvement**: Establish a cycle of continuous improvement by encouraging feedback and making necessary adjustments.

7. **Document Everything**: Maintain comprehensive documentation, including process flows, work instructions, and records, to ensure traceability and consistency.

8. **Engage Leadership**: Involve leadership to drive the QMS and ensure it aligns with business goals.

9. **Consider Process Interactions**: Document the interactions and interrelationships between processes.

10. **Use a Consistent Structure**: Develop a consistent structure for procedures, typically including the purpose, scope, users, reference documents, process explanation, and records.

These practices help ensure that the QMS is effective, compliant, and beneficial to the organization.