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Learning Center
Everything we know about investing, debt, retirement, and protecting your money — organized by what you're trying to do.
Investing basics
How compound growth works, where to put your money, and why time in the market beats timing the market.
Calculator
Compound interest calculator
Run any scenario with monthly contributions and see year-by-year growth.
GuideInvesting 101
Stocks vs bonds, index funds, brokerage accounts — the foundation explained.
GuideThe power of compound interest
Why $100/month at 25 beats $200/month at 35.
GuideRule of 72
How long it takes your money to double at any rate.
GuideDCA vs lump sum
Which strategy actually wins in the long run, and which feels safer.
ComparisonCost of waiting 5 years
$252,000 difference over a 35-year horizon — see the numbers.
Retirement & financial independence
Account types, the 4% rule, target numbers by age, and the math of early retirement.
Calculator
Retirement calculator
Your FI number using the 4% rule and your real expenses.
CalculatorRMD calculator
Required Minimum Distribution at age 73+ using IRS Uniform Lifetime Table.
CalculatorSocial Security claim age estimator
Compare claiming at 62 vs 67 vs 70 with official SSA formulas.
CalculatorMutual fund fee analyzer
How a 1% expense ratio costs 25%+ of your retirement balance.
Comparison401(k) vs Roth IRA
Side-by-side numbers with employer match factored in.
GuideHow much do I need to retire?
The 25× rule applied to your real expenses.
Guide2026 contribution limits
401(k), IRA, HSA, FSA, 529 limits and catch-up rules.
GuideBackdoor Roth IRA
How high earners still access Roth tax treatment legally.
GuideSequence of returns risk
Why early retirement years matter most — and how to protect them.
Debt payoff
Snowball vs avalanche, the breakeven where investing wins, and high-interest escape strategies.
Calculator
Debt snowball calculator
Multi-debt payoff with snowball or avalanche method.
ComparisonPay off debt or invest?
By interest rate: when payoff wins, when investing wins.
GuideSnowball vs avalanche
Math vs behavior — which method actually finishes faster for you.
ScenarioPay off $50K credit card debt
Concrete plans by income level and time horizon.
GuideSnowball method explained
Why behavior beats math for most multi-debt situations.
Saving & emergency funds
How much to save, where to keep it, and the order of operations for early career.
Calculator
Savings goal calculator
Monthly amount needed for any timeline and target.
CalculatorCollege savings analyzer
Will your 529 cover 4 years of tuition? Coverage gap and monthly fix.
ComparisonEmergency fund vs investing
The 2-account answer — both, in this order.
GuideHow much emergency fund?
3 vs 6 vs 9 months — picking for your situation.
GuideBest HYSA rates 2026
Where to park cash and earn 4-5% with FDIC insurance.
GuideHow to invest $10,000
Step-by-step priority order for a windfall or savings.
Loans & housing
Mortgages, student loans, auto financing — total cost, term length, and refinancing math.
Calculator
Mortgage calculator
Monthly payment, total interest, extra-payment savings.
CalculatorStudent loan calculator
Federal vs private strategy, payoff timeline, refinancing.
CalculatorCar loan calculator
Term-length impact and the upside-down risk.
Guide15-year vs 30-year mortgage
Total interest, payment, and which fits your cash flow.
GuidePay off mortgage or invest?
When the rate makes the math; when peace of mind wins.
GuideStudent loans or invest?
Federal vs private nuance and the 401(k)-match rule.
Fraud protection
How to verify any advisor, the most common investment scams, and what to do if you've been targeted.
Protection
Protect your money
Red flags, common scams, the 60-second checklist.
ProtectionVerify a financial advisor
3-step guide to FINRA, SEC IAPD, and state regulators.
ProtectionPonzi schemes explained
Madoff, Stanford, OneCoin — how they work and how to spot them.
ProtectionPig butchering scams
$4.6B lost in 2023 — the romance-investment trap.
ProtectionRecovery scams
Why fraud victims get targeted a second time.
Test your knowledge
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