Walk a fulfillment defect upstream
Use SIPOC to locate the upstream source of a recurring marketplace fulfillment defect.
Defect spike Substitutions jumped from 6% to 17%. Support is paying credits, but the same complaints return every weekend. SIPOC asks where the defect entered the system, not who received the complaint. SIPOC Supplier -> Input -> Process -> Output -> Customer A marketplace process crosses organizations. Map the chain before blaming the visible actor. Blame Coach shoppers harder The fix targets the input or step that creates the defect. A process defect should be traced upstream before assigning downstream blame. 01 Input 02 Process 03 Customer Decision 1 Store inventory feeds refresh every six hours. Peak stock changes every…
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