D0: Plan
D1: Use a team
D2: Define and describe the problem
D3: Develop interim containment plan; implement and verify interim actions
D4: Determine, identify, and verify root causes and escape points
D5: Choose and verify permanent corrections (PCs) for problem/nonconformity
D6: Implement and validate corrective actions
D7: Take preventive measures
D8: Congratulate your team