Investing explained
in plain English
Most personal finance content falls into one of two categories. Either it talks down to you, over-explaining things you already understand. Or it buries the useful part under so much jargon and hedging that you finish the article knowing less than when you started.
These guides try to do something different. Every piece is written to answer one specific question clearly — with real numbers, honest caveats, and enough depth to actually be useful. No filler. No recycled advice wrapped in new packaging.
Each guide goes through fact-checking before it's published. If a number is in here, it's been verified. If something is uncertain or debated, we say so rather than pretending otherwise. Finance is a YMYL topic — your money is real, and accuracy matters.
What is dollar cost averaging — and does it actually work?
The complete guide to DCA. How it works, a real worked example, why it beats trying to time the market, and how to get started today.
Compound interestHow compound interest works — and why starting early beats a higher rate
Why time in the market matters more than the rate you earn, what the Rule of 72 actually tells you, and the real cost of a 1% fee over 30 years.
Risk managementHow to calculate position size — the complete guide
The formula every trader needs. How to use the 1% rule, set stop losses correctly, and calculate exactly how many shares or coins to buy on every trade.
StrategyDCA vs lump sum investing — which strategy wins?
An honest, data-driven look at the research. When lump sum tends to win, when DCA wins, and a simple framework for deciding which approach fits your situation.
Investing StrategyHow to invest in a volatile market
Why volatility rewards patient investors, how DCA performs when prices fall, and the practical steps to take when every headline is telling you to stop investing.
BitcoinBitcoin DCA strategy: best day, frequency & backtested returns
Seven years of data on the optimal Bitcoin DCA frequency, why Mondays have historically performed better, and how to use the Fear & Greed Index to buy smarter.
StrategyHow to invest during geopolitical uncertainty — what the data shows
Historical market data across decades of geopolitical shocks shows markets recover faster than most investors expect. Here's what the evidence says — and what to actually do with your portfolio.
BitcoinHow to use the Fear & Greed Index to optimize your DCA strategy
Every sub-15 reading since 2020 has coincided with a favorable long-term Bitcoin entry. Here's a practical framework for using it — with honest caveats about the limitations.
Risk managementWhat is a good risk/reward ratio in trading?
Why expectancy matters more than win rate, what 1:2 and 1:3 actually mean, and how to calculate your ratio before every trade.
BitcoinWhat the Strategic Bitcoin Reserve means for DCA investors
A White House announcement is imminent. What the reserve is, what it could mean for Bitcoin's price, and what DCA investors should actually do.
StrategyHow to invest when interest rates are high — and cuts keep getting delayed
Rates stuck high, inflation above 3%, cuts delayed. What "higher for longer" means for your DCA strategy and which assets hold up best.
EthereumEthereum Glamsterdam upgrade — what it is and what it means for investors
Q3 2026 launch, 78% gas fee reduction target, parallel execution. What the upgrade actually changes and what DCA investors should know about the positioning window.
StrategyAI stocks vs traditional value: how to balance your portfolio in 2026
Value is beating AI growth for the first time in years. How to think about your allocation between AI exposure and traditional value — and what DCA investors should do.
How we approach these guides
There's no shortage of investing content online. What's harder to find is content that's both genuinely useful and genuinely accurate — especially on finance topics, where the stakes are real and a wrong number isn't just embarrassing, it's potentially harmful.
Every guide on this site is written to answer one specific question as completely and honestly as possible. That means including the caveats that make the answer more complicated, not just the clean version that sounds good in a headline. It means verifying numbers rather than copying them from another article that copied them from another article.
It also means being honest about uncertainty. Markets don't behave consistently. Historical returns don't guarantee future ones. Some things that work most of the time don't work all of the time. Where that's true, we say so.
These guides are built to complement the free calculators on this site — so you can understand the concept, then immediately put real numbers to it. Understanding and doing are both necessary. Neither is enough on its own.