Passive Investing Guide: ETFs, Compound Interest & DCA Strategies

Passive investing through ETFs and compound interest is the most proven wealth-building approach for individual investors. The math is straightforward: consistent contributions, a diversified portfolio, and time produce results that active trading rarely matches.

This guide covers everything from understanding how compound interest actually works (with real examples), to choosing between ETFs and index funds, implementing a DCA strategy, and building a diversified portfolio from scratch.

Every article in this cluster connects to the compound interest calculator — use it to simulate your own numbers as you read. Whether you're deciding how much to invest monthly, which ETFs to hold, or how to structure your first portfolio, the tools and guides here give you a complete framework.

Start with the basics if you're new, or jump directly to the strategy guides if you're refining an existing portfolio.

Articles in this guide