The book's free companion
Master Resource Index
The 10 Laws of Finance: A Real-World Education in Money, Business, and Freedom
Devon Coombs, CPA, MBA. Launching on Amazon in mid September 2026.
Every companion resource for the book, organized law by law: what to watch, what to read, what to review, what to practice, and where to go deeper. The outline below is open to everyone, and an email unlocks the links.
About this index
This resource index accompanies The 10 Laws of Finance and is designed for students pursuing a rigorous finance education, whether enrolled in a formal college course or engaged in independent study. Each law includes lecture videos, slideshows, workbooks with practice problems, AI powered study tools, flashcards, and real world case studies.
Nearly everything here is free. The handful of locked resources, mostly answer keys and live exams, are reserved for currently enrolled students.
How to succeed with these resources
The course runs on a two class weekly cycle and expects roughly 9 hours per week, in line with a standard 3 unit course.
Step 1
Before Class 1
- Watch the lecture videos, 30 to 45 minutes
- Read the chapter and technical notes, 30 to 40 minutes
- Review the slides or flashcards, 15 to 20 minutes
Step 2
Class 1
- Lecture, Q&A, test prep, and going deeper
Step 3
Before Class 2
- Complete the practice problems and review the answer key, 2 to 3 hours
- Read and prepare the case study, about 1 hour
Step 4
Class 2
- Case study work, live tests on test weeks, and workshop credit
Step 5
Go Deeper
- Excel models for the case studies
- Excel workbooks, from personal budgets to valuation models
- NotebookLM and AI study tools
Unlock every link in the index
The full outline below shows what each law includes. Leave an email, work or personal, and every link on this page unlocks in place. The index is free either way; the email is simply where occasional updates and the launch note for the book go, and a reply saying unsubscribe is enough to stop them.
No spam and no automated sequence. Rows marked with a lock stay reserved for currently enrolled students whether or not you leave an email.
The ten laws
Each law lists what it includes. The links unlock with the form above.
You Cannot Fix What You Hide
Accounting
3 videos, 3 documents, 3 review aids, 4 practice items, 3 deeper resources
Displaying Wealth Consumes It
Financial Statement Analysis
1 video, 2 documents, 3 review aids, 4 practice items, 4 deeper resources
A Number Without Context Lies
Ratio, Trend, and Benchmarking Analysis
2 videos, 2 documents, 3 review aids, 6 practice items, 3 deeper resources, 3 exam prep items
Accuracy Emerges from Error
Forecasting
2 videos, 2 documents, 3 review aids, 4 practice items, 2 deeper resources
Present Decisions Create Exponential Future Impact
Time Value of Money
4 videos, 2 documents, 3 review aids, 6 practice items, 3 deeper resources
Potential is a Story; Cashflow is Reality
Valuation
5 videos, 2 documents, 3 review aids, 4 practice items, 2 deeper resources, 3 exam prep items
The Only Worthwhile Risks Command Incremental Expected Rewards
Risk and Reward
1 video, 3 documents, 3 review aids, 3 practice items, 3 deeper resources
Concentration Creates Unnecessary Fragility
Diversification
2 videos, 2 documents, 3 review aids, 4 practice items, 2 deeper resources
Every Yes Has a Casualty
Opportunity Cost & Capital Budgeting
4 videos, 2 documents, 3 review aids, 4 practice items, 2 deeper resources
Success Hardens Into Constraints
Cognitive Biases & Ethics
2 videos, 2 documents, 3 review aids, 4 practice items, 3 deeper resources
Capstone
A comprehensive application that draws on all ten laws.
1 case study, unlocks with the form above.
Fall 2025 class archive
Practice exams, recordings, and alternative case studies from the Fall 2025 class, kept available for review.
7 archive items, unlock with the form above.
A note from the author
These resources represent hundreds of hours of work, and I have made them freely available because financial literacy should not be gatekept. If the material has helped you, three small things go a long way.
- EngageLike the videos, leave questions, and subscribe on YouTube, LinkedIn, or Substack.
- ShareSend this index to a classmate or a friend.
- Stay connectedThe book is coming soon, launching on Amazon in mid September 2026.