Learning Objectives

By the end of this lesson, learners should be able to:

  • Measure advertising performance.
  • Interpret key advertising metrics.
  • Optimize campaigns using data.
  • Apply ethical and legal advertising standards.

5.1 Key Advertising Metrics

Metric

Meaning

Reach

Unique users reached

Impressions

Total ad displays

CTR

Percentage clicking the ad

CPC

Cost per click

Conversion Rate

Percentage converting

CPA

Cost per acquisition

ROAS

Revenue generated per advertising unit spent

5.2 Interpreting Results

  • Low CTR → improve creative or targeting.
  • High CPC → improve relevance.
  • Low conversion rate → improve landing page.
  • High CPA → optimize targeting and budget.

5.3 Optimization Techniques

  • Pause weak ads,
  • Test new creatives,
  • Refine audiences,
  • Adjust bids,
  • Improve landing pages,
  • Use retargeting.

5.4 A/B Testing

Test one variable at a time:

  • Headline,
  • Image,
  • CTA,
  •  

Use results to select the better-performing version.

5.5 Reporting

A campaign report should include:

  • Objective,
  • Spend,
  • Results,
  • Best-performing ads,
  •  

5.6 Ethical and Legal Compliance

Advertisers should:

  • Avoid misleading claims,
  • Respect privacy,
  • Disclose sponsorships,
  • Follow platform policies,
  • Use truthful pricing and testimonials.

5.7 Practical Activity

Analyze a sample campaign report and recommend three optimization actions.

Lesson Summary

Advertising analytics and optimization improve campaign efficiency, while ethical compliance protects customers and brand reputation.

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