For CarMax's home delivery service, how should we weigh faster delivery times against the cost of additional logistics infrastructure?

Introduction

The trade-off between faster delivery times and the cost of additional logistics infrastructure for CarMax's home delivery service presents a critical strategic decision. This scenario involves balancing customer satisfaction through quicker deliveries against the financial implications of expanding our logistics capabilities. I'll approach this analysis by examining the business context, user impact, technical feasibility, resource allocation, and timeline considerations.

Step 1

Clarifying Questions (3 minutes)

• Based on CarMax's business model, I'm thinking home delivery might be a key differentiator. Could you share how significant home delivery is to our overall revenue and customer acquisition strategy?

Why it matters: Helps prioritize the investment based on business impact Expected answer: Home delivery contributes to 30% of sales and is growing Impact on approach: Higher contribution would justify more aggressive infrastructure investment

• Considering user behavior, I'm assuming faster delivery times could significantly impact conversion rates. Do we have any data on how delivery time affects purchase decisions?

Why it matters: Quantifies the potential upside of faster deliveries Expected answer: 20% increase in conversions for next-day delivery vs. 3-day Impact on approach: Strong correlation would support investing in faster delivery capabilities

• From a technical standpoint, I'm curious about our current logistics network. What's our average delivery time now, and what's the main bottleneck?

Why it matters: Identifies the most impactful areas for improvement Expected answer: Current average is 3 days, limited by regional distribution centers Impact on approach: Would focus on expanding regional centers or last-mile partnerships

• Regarding resources, I'm wondering about our current logistics team capacity. How stretched are we in terms of managing our existing infrastructure?

Why it matters: Assesses our ability to handle expansion internally Expected answer: Team is at 80% capacity with current operations Impact on approach: Might need to consider outsourcing or significant hiring for expansion

• Looking at timelines, I'm thinking this could be crucial for upcoming peak seasons. How urgent is this decision, and are there any key business milestones we need to consider?

Why it matters: Helps prioritize and phase the potential infrastructure investments Expected answer: Decision needed within 3 months to impact next year's Q4 Impact on approach: Would suggest a phased approach to meet near-term goals while planning long-term expansion