Final answer:
All personnel should have a written job description that details their duties, qualifications, and the skills required. It helps ensure clarity and consistency in expectations and performance management.
Step-by-step explanation:
All personnel should have a written job description. Cross-training is important in a business to ensure that operations can continue smoothly when someone is absent or leaves the company. However, having a clear and detailed job description for each position is essential. It outlines the primary responsibilities, qualifications, and skills required for the role. This helps individuals understand their role within the company and aligns expectations between the employer and employee. Moreover, it assists with performance evaluations and provides a basis for professional development.