Wealth Foundations
Find a guide for account choices, IRA rules, investment taxes, and the costs that affect long-term returns.
About this section and its research approachResearch Library
Latest Wealth Foundations Guides
Investing basics, account strategy, portfolio construction, fees, taxes, and long-term decision rules.
Dec 21, 2025
S&P 500 ETFs: 4 Funds and One Costly Switching Mistake
Compare four S&P 500 ETFs: SPYM, VOO, IVV and SPY. See which fits your plan and why selling an existing fund for a lower fee can trigger a costly tax…
Read the analysis →Oct 13, 2025
What Is an ETF? The Simple Test Before You Buy
📅 Originally Published: January 15, 2025 · Last Updated: October 21, 2026 An ETF is a pooled investment that trades on an exchange under one ticker. Its holdings determine its…
Read the analysis →Oct 10, 2025
401(k) Employer Match Vesting: What Leaving Early Can Cost
Leaving a job before your employer match fully vests can cost more than the balance you see today. This guide explains 401k employer match vesting, how cliff and graded schedules…
Read the analysis →Sep 21, 2025
Roth vs Traditional IRA When You Max Out: A Fair Comparison
Roth vs Traditional IRA changes when you hit the $7,500 limit. Compare after-tax capacity, deductibility, withdrawal taxes, and reinvested tax savings.
Read the analysis →Aug 19, 2025
Robo-Advisor vs DIY: Is 0.25% Fee Actually Worth It?
📅 Last Updated: October 21, 2026 Sources and data snapshot Data checked through: August 30, 2026 review of SEC Investor.gov, Betterment pricing updated June 18, 2026, Betterment TLH disclosure updated…
Read the analysis →Aug 13, 2025
Brokerage Account Settings: Cash, DRIP, and Tax Lots
Brokerage account settings control idle cash, dividend reinvestment, and tax-lot selection. Learn which settings to check before cash or taxes are affected.
Read the analysis →Aug 9, 2025
Robinhood vs Webull: Fees, Tools, and Beginner Fit
📅 Last Updated: October 18, 2026 Sources and data snapshot Data snapshot: current Robinhood and Webull help and pricing pages, Q2 2026 order-routing disclosures, SEC enforcement records, SIPC guidance, and…
Read the analysis →Aug 2, 2025
Brokerage Sweep Account Rates: Audit Your Idle Cash
Identify your brokerage cash vehicle, price the spread on your balance and holding period, and compare yield with settlement, fund risk and FDIC coverage.
Read the analysis →Jul 31, 2025
Investment Policy Statement: Write Rules Before You Panic
Write a personal investment policy statement with five portfolio rules, a 45-minute guide and a fillable worksheet; use the return-gap model only as a stress test.
Read the analysis →Jul 28, 2025
Investing Psychology: What to Do Before an Emotional Trade
Fear, FOMO, regret, and boredom do not need to disappear before you invest well. Use a written pre-trade process to check what changed, whether a rule permits the trade, and…
Read the analysis →About this section and its research approach
Wealth FoundationsBuild the System Before You Pick the Assets
Long-term wealth is usually won or lost in the setup.
We break down investing basics, account rules, fees, taxes, allocation, and the behavioral decisions that compound for decades.
Primary Sources
Long-Term Math
Practical Decisions
The Foundation
How We Build Stronger Wealth Foundations
Good investing starts before a ticker enters the conversation. These guides focus on the account structure, costs, risk capacity, and repeatable rules that determine whether a sensible plan survives real life.
01 · Plan
What job does this money need to do?
We start with goals, time horizon, liquidity, and risk capacity so the portfolio is built around a real obligation rather than a generic return target.
02 · Friction
What quietly reduces the return?
We trace fees, taxes, account restrictions, trading costs, and default settings that look small in one year but become large over a full investing lifetime.
03 · Behavior
Can the plan survive a bad market?
We favor rules that remain usable during volatility, when a mathematically sound portfolio is most likely to be abandoned or changed at the wrong time.
Educational guides for building an investing system, not personalized investment, tax, or legal advice.