What caused the sudden 30% decrease in completed orders on Woowa Brothers's B Mart grocery delivery service last week?

Introduction

The sudden 30% decrease in completed orders on Woowa Brothers's B Mart grocery delivery service last week is a critical issue that demands immediate attention. To address this problem, I'll employ a systematic approach to identify, validate, and resolve the root cause while considering both short-term fixes and long-term strategic implications.

Step 1

Clarifying Questions (3 minutes)

• Looking at the timing, I'm thinking this could be a seasonal trend. Has B Mart experienced similar drops in completed orders during this time in previous years?

Why it matters: Helps distinguish between cyclical patterns and unique issues. Expected answer: No significant seasonal drops in the past. Impact on approach: If seasonal, we'd focus on forecasting and inventory management.

• Considering user segments, I'm curious about the distribution of the decrease. Is the 30% drop uniform across all user groups, or are certain segments more affected?

Why it matters: Identifies whether the issue is universal or segment-specific. Expected answer: The decrease is more pronounced among frequent users. Impact on approach: If segment-specific, we'd tailor our solution to address the needs of the most affected groups.

• Given the sudden nature of the decrease, I'm wondering about recent changes. Were there any significant updates to the app, pricing, or inventory management system in the week prior to the drop?

Why it matters: Helps pinpoint potential internal causes. Expected answer: A minor UI update was rolled out two days before the decrease. Impact on approach: If related to a recent change, we'd focus on rollback or quick fixes.

• Thinking about external factors, has there been any notable competitor activity or market shifts in the grocery delivery space recently?

Why it matters: Assesses whether the issue is unique to B Mart or industry-wide. Expected answer: No major competitor moves, but a new player entered the market last month. Impact on approach: If industry-wide, we'd need to consider broader market strategies.