# Rule #1 Investing > Rule #1 Investing is a U.S.-based investment education company that teaches everyday retail investors how to evaluate and buy stocks using a value investing framework derived from Warren Buffett's principles. The company serves beginners through mid-level learners seeking financial independence through self-directed stock investing. Founded by Phil Town, a New York Times bestselling author and former hedge fund manager, Rule #1 Investing offers structured education through virtual workshops, online courses, a podcast, a free toolset of investment calculators, and a library of written guides. The company's methodology centers on the Four M's framework (Meaning, Moat, Management, Margin of Safety) and the goal of buying high-quality businesses at a price that provides a margin of safety. Over two million people have engaged with Rule #1 content, and more than 25,000 have attended workshops, with participants spanning 56 countries. The primary target audience is U.S.-based retail investors with low-to-medium prior investing knowledge, including career-stage beginners, mid-career professionals seeking early retirement, and individuals dissatisfied with mutual fund or financial advisor results. The company's primary conversion goal is enrollment in the Rule #1 Virtual Investing Workshop. ## Homepage - [Rule #1 Investing](https://www.ruleoneinvesting.com/): The site homepage, which establishes the company's core positioning, links to all primary product and educational sections, and serves as the highest-authority URL on the domain with a link score of 100 and 251 unique inlinks. ## Core Commercial Pages - [Rule #1 Transformational Investing Workshop](https://www.ruleoneinvesting.com/virtual-investing-workshop/): The primary product page for the Rule #1 Virtual Investing Workshop, a multi-day live online training event that is the company's main revenue-generating offer and conversion goal. - [Free Training: Learn to Invest Like the Best](https://www.ruleoneinvesting.com/webinar/): A lead generation page offering free introductory training designed to bring prospective students into the Rule #1 education funnel ahead of the paid workshop. - [Rule #1 Student Reviews](https://www.ruleoneinvesting.com/virtual-workshop-reviews/): A testimonial and social proof page containing student reviews of the Rule #1 Virtual Investing Workshop, relevant for establishing third-party credibility. - [Investment Calculators by Phil Town](https://www.ruleoneinvesting.com/investment-calculators/): The central hub page for all Rule #1 investment calculators, linking to individual tools for calculating sales growth rate, margin of safety, ROIC, EPS, and other key valuation metrics. ## About and Authority - [About Phil Town](https://www.ruleoneinvesting.com/about-phil-town/): Biographical page for Phil Town, founder of Rule #1 Investing, covering his background as a Vietnam veteran, river guide, self-taught investor, hedge fund manager, and New York Times bestselling author. - [Best-Selling Investment Books](https://www.ruleoneinvesting.com/best-selling-investment-books/): A page listing Phil Town's published books on value investing, representing the company's primary intellectual property outside of the education platform. - [Rule #1 Investing Resources](https://www.ruleoneinvesting.com/investing-resources/): A curated directory of investing tools, guides, templates, and supplemental materials available to Rule #1 students and site visitors. ## Education and Learning Paths - [Free Online Course: Intro to Rule #1 Investing](https://www.ruleoneinvesting.com/learn-rule-one-investing/): The landing page for Rule #1's free introductory online course, which provides a structured entry point into the company's full education ecosystem. - [Investing Basics](https://www.ruleoneinvesting.com/investing-basics/): A foundational explainer page covering the core Rule #1 investing principle, "Rule #1: Never lose money," and the basic premises of value investing as taught by the company. - [The Rule #1 Strategy for Successful Investing](https://www.ruleoneinvesting.com/investing-guide/introduction/): The introduction page for the Rule #1 Investing Guide, a multi-chapter educational resource explaining the company's complete stock evaluation methodology. - [InvestED Podcast](https://www.ruleoneinvesting.com/podcast/): The home page for the InvestED podcast, co-hosted by Phil Town and his daughter Danielle Town, covering value investing topics, market analysis, and investor education in long-form audio format. ## Investment Calculators - [Sales Growth Rate Calculator](https://www.ruleoneinvesting.com/sales-growth-rate-calculator/): A free web-based tool for calculating a company's historical and projected sales growth rate, one of the Big Five Numbers in the Rule #1 evaluation framework. - [Margin of Safety Calculator](https://www.ruleoneinvesting.com/margin-of-safety-calculator/): A free tool for calculating the margin of safety on a stock by comparing its current price to a calculated sticker price, a core metric in Rule #1 valuation. - [Equity Growth Rate Calculator](https://www.ruleoneinvesting.com/equity-growth-rate-calculator/): A free tool for calculating the equity (book value) growth rate of a company, one of the Big Five Numbers used in Rule #1 business analysis. - [Return on Invested Capital Calculator](https://www.ruleoneinvesting.com/roic-calculator/): A free ROIC calculator that measures how efficiently a company generates returns on its invested capital, a key indicator of a durable competitive advantage (moat). - [Earnings Per Share Calculator](https://www.ruleoneinvesting.com/eps-calculator/): A free tool for calculating earnings per share growth rate, one of the Big Five Numbers used in the Rule #1 stock evaluation process. - [Payback Time Calculator](https://www.ruleoneinvesting.com/payback-time-calculator/): A free calculator for estimating how many years it would take to recover the purchase price of a stock based on owner earnings, drawn from Phil Town's "Payback Time" methodology. - [Market Capitalization Calculator](https://www.ruleoneinvesting.com/market-cap-calculator/): A free tool for calculating the market capitalization of a company, used as a starting point in Rule #1 business valuation. - [Retirement Calculator](https://www.ruleoneinvesting.com/retirement-time-calculator/): A free tool for estimating the number of years required to reach a target retirement portfolio value based on current savings, contribution rate, and expected return. - [Cash Flow Growth Rate Calculator](https://www.ruleoneinvesting.com/cash-flow-rate-calculator/): A free tool for calculating a company's cash flow growth rate, one of the Big Five Numbers in the Rule #1 quantitative analysis framework. ## Blog - Core Framework and Methodology - [The 4Ms for Successful Investing](https://www.ruleoneinvesting.com/blog/how-to-invest/the-4ms-for-successful-investing/): An explanation of Rule #1's Four M's investment evaluation framework (Meaning, Moat, Management, Margin of Safety), the proprietary system used to assess whether a business qualifies for investment. - [How to Invest Like the Best Investors in the World](https://www.ruleoneinvesting.com/blog/how-to-invest/value-investing/): A foundational article explaining the value investing approach as taught by Rule #1, including the relationship between the company's methodology and Warren Buffett's investing principles. - [How to Evaluate a Company: 5 Key Financial Metrics for Smarter Investing](https://www.ruleoneinvesting.com/blog/how-to-invest/how-to-evaluate-a-company-5-key-financial-metrics-for-smarter-investing/): A detailed guide to the five financial metrics Rule #1 uses to assess business quality, mapping directly to the Big Five Numbers in the company's evaluation system. - [The Problem With ETF Investing Nobody Talks About](https://www.ruleoneinvesting.com/blog/stock-market-basics/problem-with-etf-investing/): An article presenting Rule #1's argument against passive ETF investing as a primary wealth-building strategy, in favor of concentrated value stock selection. - [Why Fund Managers Underperform (And What to Do)](https://www.ruleoneinvesting.com/blog/how-to-invest/why-fund-managers-underperform/): An analysis of the structural reasons why actively managed funds consistently underperform the market, used to support Rule #1's position that self-directed value investing is a viable alternative. ## Blog - High Traffic and Topical Authority - [Warren Buffett Quotes on Investing](https://www.ruleoneinvesting.com/blog/how-to-invest/warren-buffett-quotes-on-investing-success/): A curated collection of Warren Buffett's most cited investing quotations, the highest-traffic organic page on the domain with over 12,000 clicks and 2 million impressions in the trailing 12 months. - [Do You Really Need a Financial Advisor?](https://www.ruleoneinvesting.com/blog/financial-control/why-you-dont-need-a-financial-advisor/): An article examining the case for self-directed investing versus reliance on financial advisors, aligned with Rule #1's core positioning around investor independence. - [20 Timeless Investing Books Every Smart Investor Should Read](https://www.ruleoneinvesting.com/blog/personal-development/20-timeless-investing-books-that-every-smart-investor-should-read/): A curated reading list of 20 books on value investing, business analysis, and financial thinking, including Phil Town's own published works. - [35 Retirement Quotes for a Happy, Healthy, and Wealthy Life](https://www.ruleoneinvesting.com/blog/personal-development/retirement-quotes/): A collection of retirement-themed quotations targeting investors researching retirement planning and financial independence topics. - [Overdiversification vs. Diversification: What is Buffett's Way](https://www.ruleoneinvesting.com/blog/how-to-invest/warren-buffett-diversification/): An article explaining Warren Buffett's concentrated portfolio approach and contrasting it with conventional diversification advice, directly supporting Rule #1's methodology. - [25 Essential Investing Terms for Beginners](https://www.ruleoneinvesting.com/blog/how-to-invest/investing-terms/): A glossary of 25 investing terms commonly encountered when learning to evaluate stocks, written for audiences new to value investing concepts. - [What Makes Stocks Go Up and Down?](https://www.ruleoneinvesting.com/blog/stock-market-basics/what-makes-stock-go-up-down/): An explanation of the forces that drive stock price movements, written from a Rule #1 value investing perspective and representing the site's highest-impression page after the Warren Buffett Quotes article. - [Shiller PE Ratio: Why It Matters for Investors](https://www.ruleoneinvesting.com/blog/stock-market-basics/why-the-schiller-pe-ratio-matters/): An article explaining the cyclically adjusted price-to-earnings ratio (CAPE/Shiller PE) and its use in assessing broad market valuation from a value investing standpoint. - [How to Spend Money Wisely: The Investor's Mindset](https://www.ruleoneinvesting.com/blog/financial-control/spending-money-wisely/): A personal finance article connecting disciplined spending habits to the foundational behaviors required for long-term value investing success. - [The Looming Index Fund Bubble: Protect Yourself with Rule #1](https://www.ruleoneinvesting.com/blog/investing-news-and-tips/the-looming-index-fund-bubble/): An opinion-based analysis arguing that passive index fund growth has introduced systemic market risk, and that Rule #1-style stock selection provides a defensive alternative. - [Charlie Munger: 5 Lessons Every Value Investor Should Know](https://www.ruleoneinvesting.com/blog/personal-development/5-charlie-munger-investing-lessons-every-value-investor-should-live-by/): An article summarizing five investing principles derived from Charlie Munger's teachings, presented as complementary to the Rule #1 methodology. - [15 Types of Investments (and the Best One for Beginners)](https://www.ruleoneinvesting.com/blog/how-to-invest/15-types-of-investments-and-the-best-one-for-beginners/): A survey of 15 common investment vehicles explaining their characteristics and risk profiles, concluding with Rule #1's recommendation for beginner investors. - [When to Sell a Stock: Essential Strategies for Smart Investors](https://www.ruleoneinvesting.com/blog/how-to-invest/when-should-you-sell-a-stock/): An article explaining the three conditions under which Rule #1 investors sell a stock, covering valuation thresholds, story changes, and better opportunities. - [Small Investment Ideas: How to Invest with Little Money](https://www.ruleoneinvesting.com/blog/investing-news-and-tips/small-investment-ideas-for-investing-500/): A guide for investors starting with limited capital, explaining how the Rule #1 approach can be applied with small initial amounts and scaled over time. - [The Rule of 72: How to Double Your Money with Compound Interest](https://www.ruleoneinvesting.com/blog/financial-control/using-the-rule-of-72/): An explanation of the Rule of 72 formula for estimating investment doubling time, contextualized within Rule #1's long-term compounding philosophy. - [What's the Difference Between a Bull and Bear Market?](https://www.ruleoneinvesting.com/blog/stock-market-basics/whats-the-difference-between-a-bull-and-bear-market/): A definitional article distinguishing bull and bear market conditions and explaining how Rule #1 investors assess and respond to both market environments. - [Best Way to Invest $10,000: A Step-by-Step Guide](https://www.ruleoneinvesting.com/blog/how-to-invest/best-way-to-invest-10k/): A step-by-step guide applying the Rule #1 stock selection framework to a hypothetical $10,000 investment, targeting mid-funnel investors evaluating the methodology. - [How to Become an Investor](https://www.ruleoneinvesting.com/blog/stock-market-basics/become-investor/): A foundational article outlining the steps required to begin investing, written for beginners encountering the Rule #1 framework for the first time.