Can you describe your experience with cleaning large commercial spaces? (This assesses experience level and ability to manage large areas.) How do you prioritize your cleaning tasks when faced with multiple areas requiring attention? (This evaluates organization and time management skills.) Have you ever encountered a difficult cleaning situation? How did you handle it? (This assesses problem-solving skills and adaptability.) Are you familiar with safety protocols when using cleaning chemicals? (This ensures awareness of safety measures and responsible handling of materials.) Do you have any experience working independently and ensuring quality control in your tasks? (This evaluates self-sufficiency and commitment to meeting high standards.)