Why has CarMax's in-store financing approval rate dropped by 10% for customers with credit scores between 600-650 in the last month?

Introduction

CarMax's in-store financing approval rate drop of 10% for customers with credit scores between 600-650 in the last month is a critical issue that demands immediate attention. This decline could significantly impact sales, customer satisfaction, and overall business performance. I'll approach this problem systematically, focusing on identifying the root cause, validating hypotheses, and developing both short-term and long-term solutions.

Step 1

Clarifying Questions (3 minutes)

• Looking at the timing, I'm thinking there might have been a recent change in CarMax's financing policies. Has there been any update to the credit approval criteria or lending partners in the last 1-2 months?

Why it matters: Policy changes could directly impact approval rates. Expected answer: Yes, there was a recent update to our lending criteria. Impact on approach: If confirmed, we'd focus on policy impact analysis.

• Considering the specific credit score range affected, I'm wondering about the overall distribution of applicants. Has there been a shift in the proportion of applicants falling within the 600-650 credit score range recently?

Why it matters: Changes in applicant demographics could explain the drop. Expected answer: No significant change in applicant distribution. Impact on approach: If unchanged, we'd look more closely at internal factors.

• Given the in-store focus, I'm curious about online approval rates. Have we seen a similar drop in online financing approval rates for the same credit score range?

Why it matters: Helps isolate whether the issue is specific to in-store processes. Expected answer: Online approval rates have remained stable. Impact on approach: If confirmed, we'd investigate in-store specific factors.

• Thinking about potential system issues, has there been any recent software updates or changes to the in-store financing application process?

Why it matters: Technical glitches could be causing incorrect rejections. Expected answer: A minor update was rolled out three weeks ago. Impact on approach: If true, we'd prioritize technical investigation.