³Ô¹Ïtv / PROCESS AND DECISION SEQUENCEPCB Design Cost1List included engineering tasksDefine an input that can be reviewed.2Assess input uncertaintyKeep the identity and revision visible.3Estimate hours and fixed workIdentify unresolved dependencies.4Compare equal-scope feesRecord the responsible decision owner.5Review changes and final outputsPreserve the approved evidence and next action.EXPLANATORY DIAGRAM · Conceptual workflow, not a factory record or certificate.