Should you buy stock in companies whose products you use and love every day?

Question

Rich Dad · Accepted Answer

“If you’re going to fund a company every month, you might as well own the cash register.”
I love this question because it reveals something powerful: attention precedes profit. If you use a product every single day, you already understand its value proposition better than most Wall Street analysts. Think about early Apple users in 2007 when the iPhone launched. Or Netflix subscribers in 2012 when everyone was binge-watching but skeptical about streaming. Or even people who couldn’t stop ordering from Amazon in 2005. Customers saw the shift before the spreadsheets did. That’s an edge.
But here’s the key: loving a product is a starting point, not a strategy. Peloton riders loved their bikes in 2020. The stock went from $20 to $160. They felt like geniuses. Then growth slowed, competition rose, and the stock crashed over 90%. Loving the product didn’t protect them from bad economics. So you don’t just ask, “Do I love it?” You ask, “Is this company building a scalable asset machine?” Are revenues growing 15–30% annually? Are margins expanding? Is management allocating capital wisely?
Peter Lynch, who ran Fidelity’s Magellan Fund and averaged 29% annually for 13 years, famously said, “Invest in what you know.” But what people forget is that he also read the financial statements. If you love Starbucks and see lines every morning, great — but check whether earnings per share are growing and whether the price-to-earnings ratio makes sense. A great company at a ridiculous valuation can still be a terrible investment.
There’s also a psychological advantage. When markets drop 20%, you’re less likely to panic-sell a company you understand. If you use Microsoft products daily and see businesses depend on them, you’re more confident during downturns. That conviction compounds wealth. Remember: a 10% annual return turns $10,000 into about $26,000 in 10 years. A 20% return? Nearly $62,000. Conviction helps you hold long enough to earn those returns.
Now the counterpoint: don’t get emotionally married. Kodak customers loved film. Blockbuster customers loved Friday nights. Innovation buries nostalgia. So diversify. Even if you love three brands, don’t put 80% of your portfolio in them. Think 5–10% position sizing unless you deeply understand valuation and risk.
So yes — start with what you love. But invest in business models, balance sheets, and growth engines, not just vibes.
“Buy what you believe in — but only if the numbers believe in you back.”

Poor Dad · Answer

“Just because you like the coffee doesn’t mean you should buy the café.”
I understand the appeal. It feels natural to invest in companies you use daily. It gives you comfort and familiarity. But comfort is not the same thing as safety. When you invest your hard-earned savings, you must think about retirement, emergencies, and long-term stability. Emotional attachment can cloud judgment.
Consider this: many people loved Blackberry phones in 2008. They used them every day for work. The stock seemed unstoppable. Within a few years, Apple and Android dominated the market, and Blackberry collapsed. The same happened with Nokia. Customers adored their durable phones. Investors who assumed “I use it, so it’s safe” lost substantial portions of their savings.
There’s also concentration risk. If you invest heavily in the same companies that dominate your spending, your financial life becomes tied to a single sector. Imagine working at a tech company, holding tech stocks, and spending on tech products. If the tech sector drops 30% — like it did in 2022 — your job, investments, and even bonuses could all be affected at once. That’s too much exposure in one basket.
A more prudent strategy is diversification through low-cost index funds. Historically, the S&P 500 has returned around 8–10% annually over long periods. You don’t have to guess which company will win. You own all of them. If one fails, others rise. This reduces risk and helps you sleep at night. Remember, steady compounding over 30 years can turn consistent monthly investments into a substantial retirement fund.
If you truly want to invest in a company you love, keep it to a small portion — perhaps 5% of your portfolio — as a “confidence booster.” But your core investments should focus on diversified, stable holdings. And always review financial fundamentals: debt levels, earnings stability, and competitive threats.
Be careful not to confuse brand loyalty with financial security. One is about preference; the other is about protecting your future.
“Enjoy the product — but protect your pension.”

Should you buy stock in companies whose products you use and love every day?

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