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Understanding Cost of Customer Acquisition

Apr 8, 2025

Lecture Notes: Cost of Customer Acquisition (COCA)

Introduction

  • Presenter: Dr. Adam Jae Bok
  • Topic: Cost of Customer Acquisition (COCA) Calculation
  • Relevance: Important for businesses, especially digital goods and startups.

Definition of COCA

  • COCA: Total spending on acquiring customers / Number of customers who complete a purchase.
  • Purpose: Determine average cost to acquire one customer.

Example 1: Email Campaign at UW-Madison

  • Scenario: Send emails to 40,000 students at UW-Madison.
  • Cost: $100 for sending emails.
  • Conversion Rate: 1% buy a ticket.
  • Calculation:
    • Total customers acquired: 40,000 x 1% = 400
    • COCA: $100 / 400 = $0.25 per customer.

Importance of COCA

  • Indicator: Key indicator of long-term financial viability.
  • Relation to Profit: Understanding COCA helps in assessing the profit per customer.
  • Connection to Lifetime Value (LTV): Combined with LTV, provides insights into profitability.

Complexities in COCA Calculation

  • Real-World Application: Not typically a single-step process.
  • Multiple Contacts: Customer acquisition may require multiple interactions.

Example 2: Online Campaign - Home Energy Service Audits

  • Platform: Facebook impressions.
  • Cost: $50 for 1,000 impressions.
  • Click-Through Rate: 6% click on the ad.
  • Conversion to Proposal: 10% request a proposal costing $25 each.
  • Final Purchase: Two-thirds of proposal recipients buy the audit.

Calculation Process

  1. Impressions: 1,000 impressions cost $50.
  2. Clicks: 6% click-through = 60 customers.
  3. Proposals: 10% of clicks request a proposal = 6 customers.
    • Proposal cost = 6 x $25 = $150.
  4. Orders: Two-thirds order = 4 customers.
  5. Total Cost: $200
  6. COCA: $200 / 4 = $50 per customer.

Exercise: Car Dealership Campaign

  • Objective: Calculate COCA for a car dealership.
  • Details:
    • Invitations: 10,000 mailed, cost $1,000.
    • Visit Rate: 5% visit dealership.
    • Test Drive Rate: 10% take test drives, cost $50 each.
    • Purchase Rate: 20% of test drivers buy a car.

Task

  • Fill in the provided chart and complete calculations on Canvas.
  • Note: Requires understanding of LTV calculations as well.

Conclusion

  • Action: Attempt COCA calculations and proceed to learn about Lifetime Value (LTV) for comprehensive understanding.