Lesson 1.5: Test, Refine, Calculate ROI

Duration: 35 min

Learning Objectives

  • Test your automation across real scenarios
  • Refine your skill based on what testing reveals
  • Calculate and document your ROI with real, measured numbers
🎯 What You'll Learn: How to validate your automation with real numbers
⏱️ Time Required: 50 minutes
πŸ“¦ What You'll Build: Tested skill + documented ROI proof

Riley's Week 1 Finale

Riley has built everything:

  • βœ… Quick Win identified (margin report)
  • βœ… Skill created and working
  • βœ… Commands mastered
  • βœ… Environment configured
  • One thing remains: proof.

    πŸ’¬ "My boss asked 'Is this AI thing actually saving you time?' I had a feeling it was. But feelings don't go in performance reviews. Numbers do. This lesson gave me the numbers."
    β€” Riley Harper

    What We're Building in This Lesson

    Estimated time savings are guesses. Measured time savings are proof.

    In this lesson:

  • Why testing matters (demo vs. deployed)
  • The 4 test scenarios
  • Refinement: iteration is normal
  • ROI calculation with real numbers
  • Riley's final Week 1 results

  • The Three Parts of Validation

    PartWhat You DoWhy It Matters
    πŸ§ͺ TestTry multiple scenariosEnsures reliability
    πŸ”§ RefineFix what you findImproves quality
    πŸ“Š MeasureCalculate real ROIProves value

    The ROI Formula

    β”Œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”
    β”‚                    ROI CALCULATION                       β”‚
    β”œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€
    β”‚                                                          β”‚
    β”‚  TIME SAVED = Old Time - New Time                        β”‚
    β”‚                                                          β”‚
    β”‚  ANNUAL SAVINGS = Time Saved Γ— Frequency Γ— 52            β”‚
    β”‚                                                          β”‚
    β”‚  VALUE (Β£) = Annual Savings Γ— Hourly Rate                β”‚
    β”‚                                                          β”‚
    β”‚  INVESTMENT = Build Time + Test Time                     β”‚
    β”‚                                                          β”‚
    β”‚  ROI % = (Value - Investment) / Investment Γ— 100         β”‚
    β”‚                                                          β”‚
    β””β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”˜
    

    Riley's Preview:

  • Old time: 4 hours
  • New time: 18 minutes
  • Weekly savings: 3 hours 42 minutes
  • Annual savings: 185 hours
  • Value: Β£13,875
  • ROI: 2,983%

  • Exercise: Validate Your Automation

    ⏱️ Total Time: 40 minutes

    What You'll Build

    πŸ“Š Documented proof that your automation works and delivers measurable value.

    Before You Start

    You'll need:

    Your working skill from Lesson 1.2
    A timer (phone works great)
    Your Quick Win documentation from Lesson 1.1
    Something to record notes

    Step 1: Time the OLD Way

    ⏱️ Time: 15-20 minutes (depends on your task)

    Do your task the OLD way, WITHOUT your skill.

    Yes, really. We need a real baseline.

    Instructions:

  • Set a timer
  • Start the timer
  • Complete your task manually (as you used to)
  • Stop the timer
  • Record the time
  • ╔════════════════════════════════════════╗
    β•‘         OLD WAY MEASUREMENT            β•‘
    ╠════════════════════════════════════════╣
    β•‘                                        β•‘
    β•‘  Task: _____________________________   β•‘
    β•‘                                        β•‘
    β•‘  Date: _____________________________   β•‘
    β•‘                                        β•‘
    β•‘  Start time: _______________________   β•‘
    β•‘                                        β•‘
    β•‘  End time: _________________________   β•‘
    β•‘                                        β•‘
    β•‘  TOTAL TIME: _______ minutes           β•‘
    β•‘                                        β•‘
    β•‘  Notes:                                β•‘
    β•‘  - What took longest? _____________    β•‘
    β•‘  - What was tedious? ______________    β•‘
    β•‘                                        β•‘
    β•šβ•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•
    

    Riley's measurement:

    πŸ’¬ "I timed myself doing the margin report the old way. A full 4 hours, on the dot. Right about what I'd estimated, but now I had it measured, not guessed. That's the power of measuring."

    βœ… Success Check:

    Completed task the old way
    Recorded actual time (not estimated)

    Step 2: Time with YOUR SKILL

    ⏱️ Time: 5-15 minutes

    Now do the same task using your skill.

    Instructions:

  • Reset your timer
  • Clear context: /clear
  • Start the timer
  • Trigger your skill and complete the task
  • Stop the timer
  • Record time AND note any issues
  • ╔════════════════════════════════════════╗
    β•‘        SKILL WAY MEASUREMENT           β•‘
    ╠════════════════════════════════════════╣
    β•‘                                        β•‘
    β•‘  Task: _____________________________   β•‘
    β•‘                                        β•‘
    β•‘  Date: _____________________________   β•‘
    β•‘                                        β•‘
    β•‘  Start time: _______________________   β•‘
    β•‘                                        β•‘
    β•‘  End time: _________________________   β•‘
    β•‘                                        β•‘
    β•‘  TOTAL TIME: _______ minutes           β•‘
    β•‘                                        β•‘
    β•‘  Issues noticed:                       β•‘
    β•‘  β–‘ Output format needed adjustment     β•‘
    β•‘  β–‘ Missing prompts for some info       β•‘
    β•‘  β–‘ Had to do manual steps after        β•‘
    β•‘  β–‘ Other: ______________________       β•‘
    β•‘                                        β•‘
    β•‘  Quality check:                        β•‘
    β•‘  β–‘ Output is correct                   β•‘
    β•‘  β–‘ Output is complete                  β•‘
    β•‘  β–‘ Ready to use as-is                  β•‘
    β•‘                                        β•‘
    β•šβ•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•
    

    Riley's measurement:

    πŸ’¬ "With the skill: 18 minutes. And I noticed the output quality was actually MORE consistent than my manual version. The skill doesn't forget steps."

    βœ… Success Check:

    Completed task using skill
    Recorded actual time
    Noted any issues for refinement

    Step 3: Refine Your Skill

    ⏱️ Time: 10 minutes

    Based on issues found, make improvements.

    Common refinements:

    IssueRefinement
    Missing informationAdd prompt for that data
    Wrong formatUpdate the example output
    Extra manual stepsAdd instructions for those steps
    Inconsistent outputMake instructions more specific

    Open your SKILL.md and improve at least ONE thing.

    Riley's refinement:

    πŸ’¬ "I noticed the skill wasn't asking for the portfolio manager names to include in the distribution list. Added one line to Step 4, tested again, perfect."

    Document your changes:

    ## Refinements Made (Lesson 1.5)
    
    Change 1: ________________________________
    Why: ____________________________________
    
    Change 2: ________________________________
    Why: ____________________________________
    

    βœ… Success Check:

    At least one improvement made
    Tested refined skill
    Quality is now acceptable

    Step 4: Calculate Your ACTUAL ROI

    ⏱️ Time: 5 minutes

    Fill in with REAL numbers:

    ╔══════════════════════════════════════════════════════════════╗
    β•‘                    YOUR ROI CALCULATION                       β•‘
    ╠══════════════════════════════════════════════════════════════╣
    β•‘                                                               β•‘
    β•‘  TIME MEASUREMENTS                                            β•‘
    β•‘  ────────────────                                             β•‘
    β•‘  Old way time:        _______ minutes                         β•‘
    β•‘  Skill time:          _______ minutes                         β•‘
    β•‘  Time saved per use:  _______ minutes                         β•‘
    β•‘                                                               β•‘
    ╠══════════════════════════════════════════════════════════════╣
    β•‘                                                               β•‘
    β•‘  ANNUAL PROJECTION                                            β•‘
    β•‘  ─────────────────                                            β•‘
    β•‘  Frequency:           _______ times per week/month            β•‘
    β•‘  Weeks/months per yr: _______ (usually 52 or 12)              β•‘
    β•‘  Annual time saved:   _______ hours                           β•‘
    β•‘                                                               β•‘
    ╠══════════════════════════════════════════════════════════════╣
    β•‘                                                               β•‘
    β•‘  VALUE                                                        β•‘
    β•‘  ─────                                                        β•‘
    β•‘  Your effective hourly rate: Β£_______ (salary Γ· 2000)         β•‘
    β•‘  Annual value:               Β£_______                         β•‘
    β•‘                                                               β•‘
    ╠══════════════════════════════════════════════════════════════╣
    β•‘                                                               β•‘
    β•‘  INVESTMENT                                                   β•‘
    β•‘  ──────────                                                   β•‘
    β•‘  Week 1 learning time:  ~4 hours                              β•‘
    β•‘  Building skill:        _______ hours                         β•‘
    β•‘  Testing & refining:    _______ hours                         β•‘
    β•‘  Total investment:      _______ hours = Β£_______              β•‘
    β•‘                                                               β•‘
    ╠══════════════════════════════════════════════════════════════╣
    β•‘                                                               β•‘
    β•‘  ROI CALCULATION                                              β•‘
    β•‘  ───────────────                                              β•‘
    β•‘  Annual value:     Β£_______                                   β•‘
    β•‘  Investment:       Β£_______                                   β•‘
    β•‘  Net value:        Β£_______ (value - investment)              β•‘
    β•‘                                                               β•‘
    β•‘  β˜… ROI: _______% β˜…                                           β•‘
    β•‘                                                               β•‘
    β•‘  Payback period:   _______ weeks                              β•‘
    β•‘                                                               β•‘
    β•šβ•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•
    

    Riley's Final ROI:

    ╔══════════════════════════════════════════════════════════════╗
    β•‘               Riley'S ROI CALCULATION                         β•‘
    ╠══════════════════════════════════════════════════════════════╣
    β•‘                                                               β•‘
    β•‘  TIME MEASUREMENTS                                            β•‘
    β•‘  Old way: 240 minutes (4h 0m)                                 β•‘
    β•‘  Skill way: 18 minutes                                        β•‘
    β•‘  Time saved: 222 minutes per week (3h 42m)                    β•‘
    β•‘                                                               β•‘
    β•‘  ANNUAL PROJECTION                                            β•‘
    β•‘  Frequency: Weekly (50 working weeks/year)                    β•‘
    β•‘  Annual time saved: 185 hours                                 β•‘
    β•‘                                                               β•‘
    β•‘  VALUE                                                        β•‘
    β•‘  Effective hourly rate: Β£75                                   β•‘
    β•‘  Annual value: Β£13,875                                        β•‘
    β•‘                                                               β•‘
    β•‘  INVESTMENT                                                   β•‘
    β•‘  Week 1 learning: 4 hours                                     β•‘
    β•‘  Building skill: 1.5 hours                                    β•‘
    β•‘  Testing & refining: 0.5 hours                                β•‘
    β•‘  Total: 6 hours = Β£450                                        β•‘
    β•‘                                                               β•‘
    β•‘  β˜… ROI: 2,983% β˜…                                             β•‘
    β•‘                                                               β•‘
    β•‘  Payback: 1.7 weeks                                           β•‘
    β•‘                                                               β•‘
    β•šβ•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•
    
    πŸ’¬ "Almost 3,000% ROI. I had to double-check my math. But it's real. Six hours invested, Β£13,800+ returned annually. And that's just ONE automation."

    βœ… Success Check:

    All numbers are REAL (measured, not estimated)
    ROI calculated
    Payback period identified

    Step 5: Share Your Results

    ⏱️ Time: 5 minutes

    Post in #week1-complete:

    πŸŽ‰ WEEK 1 COMPLETE!
    
    My Quick Win: [Your automation]
    
    πŸ“Š The Numbers:
    β€’ Old way: [X] minutes
    β€’ New way: [Y] minutes
    β€’ Time saved/week: [Z] minutes
    β€’ Annual value: Β£[amount]
    β€’ ROI: [percentage]%
    
    πŸ’‘ Best part: [What excited you most]
    
    πŸ”§ Refined: [What you improved]
    
    πŸš€ Next automation idea: [What you want to build next]
    

    Riley's post:

    "πŸŽ‰ WEEK 1 COMPLETE!

    My Quick Win: Weekly margin report automation

    πŸ“Š The Numbers:
    β€’ Old way: 240 minutes
    β€’ New way: 18 minutes
    β€’ Time saved/week: 222 minutes
    β€’ Annual value: Β£13,875
    β€’ ROI: 2,983%

    πŸ’‘ Best part: Monday mornings are no longer dreaded

    πŸ”§ Refined: Added portfolio manager name prompts

    πŸš€ Next: Client meeting prep briefs"

    βœ… Success Check:

    Posted in Slack
    Included your real numbers

    Week 1 Complete Checklist

    Before moving to Week 2, verify everything:

    Lesson 1.1: Find Your Quick Win

    Quick Win identified and documented
    ROI estimate calculated

    Lesson 1.2: Create Your First Skill

    SKILL.md file created
    Skill triggers correctly
    Output matches expectations

    Lesson 1.3: Commands and Planning

    Can use /clear, /skills, /memory
    Used plan mode at least once

    Lesson 1.4: Settings and Configuration

    settings.json configured
    Auto-approvals working
    Dangerous commands blocked

    Lesson 1.5: Test, Refine, Calculate ROI

    Measured actual time savings
    Made at least one refinement
    Calculated real ROI
    Shared results in Slack

    All boxes checked? πŸŽ‰ You're ready for Week 2!


    You Completed Week 1!

    What you accomplished:

    Started WithEnded With
    "What should I automate?"Clear Quick Win with ROI
    "How do I build a skill?"Working automation
    "What are all these commands?"Efficient workflow
    "Are the settings right?"Customized environment
    "Does this actually save time?"Measured proof

    Riley's Week 1 Summary:

    πŸ’¬ "I came in skeptical. 'AI coding for non-coders' sounded too good to be true. Five lessons later, I have a working automation saving me 3 hours 42 minutes every week, with math to prove it. The best part? I'm already thinking about what to automate next."

    Week 1 Results

    PersonAutomationTime savedROI
    Riley (Financial Services)Weekly margin report222 min/week2,983%
    Healthcare IT DirectorDaily patient census33 min/day1,823%
    Management ConsultantClient status updates145 min/week3,450%

    Average Week 1 ROI: 2,752%

    Not hype. Math.

    πŸ’‘ These figures are illustrative examples calculated using the ROI formula above. Your actual numbers will depend on your task, frequency, and hourly rate, use the formula to calculate yours. The methodology is the same; the inputs are yours.

    AI Automation Academy is an independent course created by Mercedes Perez-Capilla. It is not affiliated with, endorsed by, or produced by Anthropic. Claudeβ„’ is a trademark of Anthropic. All tool references are for educational purposes.