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Financial guides & playbooks

96 long-form walkthroughs of the money decisions that actually move the number: mortgages, debt, retirement withdrawal, investing, taxes and business valuation. Formulas shown, official figures cited to their source, and each guide paired with a calculator you can run yourself.

Paired with 130+ free calculatorsSourced to IRS, CFPB, Federal Reserve & CRA

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The three most-read playbooks

Mortgages

Qualifying, rates, amortisation and the true cost of buying.

31 guides
What Does Re-Amortize Mean? Re-Amortization and Principal Curtailment Explained — Mortgages guide from We Are Calculator
8 min read

What Does Re-Amortize Mean? Re-Amortization and Principal Curtailment Explained

To re-amortize means recalculating your loan payment over the remaining term at the same rate — the technical name for a recast.

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Recast vs Refinance: Which Actually Lowers Your Mortgage Payment for Less? — Mortgages guide from We Are Calculator
10 min read

Recast vs Refinance: Which Actually Lowers Your Mortgage Payment for Less?

Recast if your rate beats the market and you have a lump sum — it costs $250, not $10,500. Refinance if rates dropped a point or more.

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Mortgage Recast Requirements: Who Qualifies, What It Costs, and Which Loans Can't — Mortgages guide from We Are Calculator
10 min read

Mortgage Recast Requirements: Who Qualifies, What It Costs, and Which Loans Can't

You can recast a conventional loan. You cannot recast an FHA, VA or USDA loan. See the servicer conditions, costs and timeline.

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Who Pays Closing Costs — the Buyer or the Seller? — Mortgages guide from We Are Calculator
9 min read

Who Pays Closing Costs — the Buyer or the Seller?

Both do, on different items. Buyers pay 2–5% for loan and title costs; sellers pay 6–10%, mostly commission.

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Is the Down Payment Included in Closing Costs? No — Here's the Difference — Mortgages guide from We Are Calculator
8 min read

Is the Down Payment Included in Closing Costs? No — Here's the Difference

Your down payment is not part of your closing costs. They're two separate amounts due at closing — one buys equity, one buys nothing.

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What's Actually Included in Closing Costs? — Mortgages guide from We Are Calculator
8 min read

What's Actually Included in Closing Costs?

Lender fees, third-party fees, government fees and prepaids — four groups, and only two you can negotiate.

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Can You Roll Closing Costs Into Your Mortgage? — Mortgages guide from We Are Calculator
8 min read

Can You Roll Closing Costs Into Your Mortgage?

Usually yes on a refinance, usually no on a purchase. And financing $9,000 of costs at 6.5% costs $20,479 over 30 years — $2.28 per dollar.

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Getting the Seller to Pay Closing Costs: Limits, Tactics and Trade-offs — Mortgages guide from We Are Calculator
8 min read

Getting the Seller to Pay Closing Costs: Limits, Tactics and Trade-offs

Sellers can credit 3%, 6% or 9% toward your closing costs depending on your down payment — but never toward your down payment itself.

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Attorney and Title Fees at Closing: What They Are and Who Pays — Mortgages guide from We Are Calculator
7 min read

Attorney and Title Fees at Closing: What They Are and Who Pays

Attorney fees are a closing cost in attorney states, absent elsewhere. Title fees are usually shoppable and most buyers never shop them.

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How to Remove FHA Mortgage Insurance (MIP): The Rules by Loan Date — Mortgages guide from We Are Calculator
9 min read

How to Remove FHA Mortgage Insurance (MIP): The Rules by Loan Date

For most FHA borrowers, MIP never cancels on its own — only refinancing does it. See what MIP costs and the refinance math.

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First Lien HELOC Explained: How It Differs From a Standard HELOC — Mortgages guide from We Are Calculator
9 min read

First Lien HELOC Explained: How It Differs From a Standard HELOC

A first lien HELOC replaces your mortgage entirely instead of sitting behind it — first in line to be repaid, typically at a lower rate.

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Does a HELOC Affect Your Credit Score? The Utilization Detail Most Guides Miss — Mortgages guide from We Are Calculator
8 min read

Does a HELOC Affect Your Credit Score? The Utilization Detail Most Guides Miss

A HELOC affects your credit through the application inquiry and payment history. See the three moments it touches your score.

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HELOC vs Second Mortgage: They're Not Actually Alternatives — Mortgages guide from We Are Calculator
8 min read

HELOC vs Second Mortgage: They're Not Actually Alternatives

A HELOC is a second mortgage — the real comparison is HELOC vs home equity loan. Revolving and variable, or lump sum and fixed.

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Can You Use a HELOC for a Down Payment on Another House? — Mortgages guide from We Are Calculator
8 min read

Can You Use a HELOC for a Down Payment on Another House?

Yes, a HELOC on a home you own can fund a down payment on another property. The catch: the new lender counts the HELOC payment in your DTI.

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How Many HELOCs Can You Have? Equity, Not Rules, Is the Limit — Mortgages guide from We Are Calculator
7 min read

How Many HELOCs Can You Have? Equity, Not Rules, Is the Limit

No legal limit — but a second HELOC on the same property sits in third lien position and few lenders will write it.

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VA Funding Fee: Rates, Exemptions and the 5% Threshold That Halves It — Mortgages guide from We Are Calculator
7 min read

VA Funding Fee: Rates, Exemptions and the 5% Threshold That Halves It

0.50% to 3.30% depending on down payment and prior use. Repeat borrowers putting 5% down pay 1.50% instead of 3.30%.

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VA Loan Closing Costs: Non-Allowable Fees and What You Actually Pay — Mortgages guide from We Are Calculator
8 min read

VA Loan Closing Costs: Non-Allowable Fees and What You Actually Pay

VA loans allow $0 down but not $0 closing costs. Which fees lenders can't charge veterans, the flat 1% origination fee, and seller concessions up to 4%.

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When Is Refinancing Worth It? The Break-Even Calculation — Mortgages guide from We Are Calculator
8 min read

When Is Refinancing Worth It? The Break-Even Calculation

Closing costs ÷ monthly savings = months to break even. If you'll move before then, refinancing loses money.

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9 min read

Pre-Approval vs. Pre-Qualification: What's the Real Difference?

Prequalification is a self-reported estimate; preapproval is a verified underwriting review.

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8 min read

VA Loan vs. Conventional Loan: Which Costs Less?

A VA loan trades a one-time funding fee for no down payment and no PMI. A conventional loan trades cancellable monthly PMI for lower upfront cost.

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7 min read

2026 Conforming Loan Limits: Baseline, High-Cost Areas, and What Counts as Jumbo

The 2026 conforming loan limit is $832,750 in most counties, $1,249,125 in high-cost areas.

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7 min read

When Does PMI Go Away? The 80% and 78% Rules Explained

You can request PMI cancellation at 80% loan-to-value; your servicer must end it automatically at 78%.

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8 min read

ARM vs. Fixed-Rate Mortgage: When Each One Actually Wins

ARM or fixed-rate mortgage? Compare initial rates, rate caps and adjustments, and why how long you keep the loan decides which one costs less.

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6 min read

Jumbo Loan Requirements: Credit Score, DTI, and Reserves

Typical jumbo loan requirements: a ~700+ credit score, 10-20% down, DTI of 43% or lower and 6-12 months of reserves, plus how to avoid jumbo underwriting.

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6 min read

Right of Rescission: Your 3-Business-Day Cancellation Window Explained

The right of rescission lets you cancel a refinance or home equity loan within 3 business days — but not a home purchase.

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One Extra Mortgage Payment a Year: What It Actually Saves — Mortgages guide from We Are Calculator
9 min read

One Extra Mortgage Payment a Year: What It Actually Saves

One extra payment a year saves $111,979 and 5.7 years on a $400k mortgage at 6.5%. Compare five prepayment strategies.

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Biweekly vs Monthly Mortgage Payments: Does It Actually Save You Money? — Mortgages guide from We Are Calculator
8 min read

Biweekly vs Monthly Mortgage Payments: Does It Actually Save You Money?

Biweekly payments save ~$117,496 on a $400k mortgage — but almost all of it comes from one hidden extra payment a year, which you can replicate free.

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What's Included in a Mortgage Payment? PITI and P&I Explained — Mortgages guide from We Are Calculator
7 min read

What's Included in a Mortgage Payment? PITI and P&I Explained

A mortgage payment has four parts: principal, interest, taxes and insurance. See a real payment broken down and how escrow works.

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How Much House Can I Afford on a $100k Salary? (2026 Rates) — Mortgages guide from We Are Calculator
10 min read

How Much House Can I Afford on a $100k Salary? (2026 Rates)

At a 6.8% mortgage rate, a $100,000 salary can afford roughly $350,000–$420,000, depending on your debts and down payment.

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Pay Off Your Mortgage Early: How Much You Save With Extra Payments (2026) — Mortgages guide from We Are Calculator
9 min read

Pay Off Your Mortgage Early: How Much You Save With Extra Payments (2026)

Adding $200/month to a $300,000 mortgage at 6.8% saves $98,000 in interest and cuts 7 years off the loan. Full savings table for every extra payment amount.

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HELOC Guide 2026: How It Works, vs. Home Equity Loans, Taxes & Payoff — Mortgages guide from We Are Calculator
14 min read

HELOC Guide 2026: How It Works, vs. Home Equity Loans, Taxes & Payoff

How a HELOC works — draw period, payment shock, borrowing power, HELOC vs home equity loan and cash-out refi, tax deduction rules, and a payoff plan.

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Debt Payoff

Avalanche vs snowball, consolidation, and getting to zero faster.

5 guides

Retirement

Withdrawal strategy, RMDs, Social Security and how much is enough.

13 guides
Lean FIRE vs Chubby FIRE vs Fat FIRE: The Actual Numbers — Retirement guide from We Are Calculator
11 min read

Lean FIRE vs Chubby FIRE vs Fat FIRE: The Actual Numbers

Lean, Chubby, Fat and Barista FIRE compared with real portfolio targets at 4% and 3.5% withdrawal rates.

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How to Estimate Retirement Expenses (Full Category Checklist) — Retirement guide from We Are Calculator
12 min read

How to Estimate Retirement Expenses (Full Category Checklist)

A complete retirement expense checklist built on the BLS spending categories, the costs people forget, and how your estimate sets your FIRE number.

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Inherited IRA RMD Rules for 2026: The 10-Year Rule Explained — Retirement guide from We Are Calculator
15 min read

Inherited IRA RMD Rules for 2026: The 10-Year Rule Explained

How inherited IRA RMDs work in 2026: the SECURE Act 10-year rule, who must take annual RMDs, the Single Life Table, penalties, and a worked example.

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12 min read

Qualified Charitable Distribution (QCD): How It Satisfies Your 2026 RMD

How a qualified charitable distribution (QCD) can satisfy all or part of your 2026 RMD tax-free — the $111,000 limit, eligibility rules, and a worked example.

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11 min read

IRS RMD Tables 2026: Uniform Lifetime, Single Life & Joint Life Explained

The IRS publishes three RMD life expectancy tables — Uniform Lifetime, Single Life, and Joint & Last Survivor.

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9 min read

RMD Age by Birth Year: 73 or 75? The Full SECURE 2.0 Table (2026)

Your RMD start age depends on your birth year under SECURE 2.0: 73 for 1951–1959, 75 for 1960 and later. Full birth-year table, deadlines, and the two-RMD trap.

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$500,000 Annuity Over 20 Years: Monthly Payout & Total Interest — Retirement guide from We Are Calculator
9 min read

$500,000 Annuity Over 20 Years: Monthly Payout & Total Interest

A $500,000 period-certain annuity pays about $3,439/month over 20 years at a 5.5% rate — $825,500 total, $325,500 of it interest.

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RMD on $1 Million at Age 73: Exactly What You Must Withdraw (2026) — Retirement guide from We Are Calculator
9 min read

RMD on $1 Million at Age 73: Exactly What You Must Withdraw (2026)

The first RMD on a $1,000,000 IRA at age 73 is $37,735.85 — the balance divided by the IRS Uniform Lifetime factor of 26.5.

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Social Security on a $75,000 Salary: Your Benefit at 62, 67, and 70 (2026) — Retirement guide from We Are Calculator
10 min read

Social Security on a $75,000 Salary: Your Benefit at 62, 67, and 70 (2026)

A career-average $75,000 earner gets roughly $2,746/month at full retirement age 67 — about $1,922 at 62 and $3,405 at 70.

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How Long Will $500,000 Last in Retirement? Year-by-Year Breakdown (2026) — Retirement guide from We Are Calculator
9 min read

How Long Will $500,000 Last in Retirement? Year-by-Year Breakdown (2026)

At a 4% withdrawal rate, $500,000 lasts roughly 30 years. But the real answer depends on your spending, returns, Social Security, and inflation.

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How Much Do I Need to Retire? Targets for Ages 55, 60, and 65 (2026) — Retirement guide from We Are Calculator
10 min read

How Much Do I Need to Retire? Targets for Ages 55, 60, and 65 (2026)

To retire at 65 with $60,000/year spending, you need about $1.2 million. Targets by age and spending, the 25x rule, and savings benchmarks.

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How to Value a Pension for Your Net Worth — Retirement guide from We Are Calculator
9 min read

How to Value a Pension for Your Net Worth

A pension has no balance, so most people leave it out — understating net worth by six figures. Two ways to value it, and the inputs that matter.

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Retirement Withdrawal Strategy: RMDs, Roth Conversions, and 72(t) SEPPs Explained — Retirement guide from We Are Calculator
15 min read

Retirement Withdrawal Strategy: RMDs, Roth Conversions, and 72(t) SEPPs Explained

Which accounts to draw from, and when: how to handle RMDs at 73, Roth conversions before then, and 72(t) SEPPs for penalty-free access before 59½.

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Investing

Index funds, compounding, and what to do with a lump sum.

4 guides

Taxes

Brackets, deductions, self-employment tax and year-end planning.

7 guides
2026 Tax Strategy Playbook: Lower Your Bill by April 15 — Taxes guide from We Are Calculator
22 min read

2026 Tax Strategy Playbook: Lower Your Bill by April 15

Every legal move a U.S. taxpayer can still make before April 15 — 2026 brackets, deductions vs. credits, account order and capital gains.

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Take-Home Pay on a $50,000 Salary: Federal Tax, FICA, and What's Left (2026) — Taxes guide from We Are Calculator
9 min read

Take-Home Pay on a $50,000 Salary: Federal Tax, FICA, and What's Left (2026)

A single filer earning $50,000 in 2026 pays $3,820 federal income tax and $3,825 FICA, keeping $42,355 before state tax — about $3,530/month.

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Self-Employment Tax Guide 2026: How Much 1099 & Freelance Income Owes the IRS — Taxes guide from We Are Calculator
11 min read

Self-Employment Tax Guide 2026: How Much 1099 & Freelance Income Owes the IRS

How self-employment tax is calculated, what's actually deductible, how it combines with federal income tax, and how to size your quarterly payments.

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6 min read

1099 Taxes: How Much Should You Actually Set Aside in 2026?

The real federal-only percentage by income level, computed from actual 2026 tax formulas -- not just the generic '25-30%' rule of thumb.

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S-Corp Tax Strategy: How to Save Thousands on Self-Employment Tax — Taxes guide from We Are Calculator
14 min read

S-Corp Tax Strategy: How to Save Thousands on Self-Employment Tax

A complete guide to S-Corp tax elections — how the savings work, when to elect, how to set a reasonable salary, and what compliance actually costs.

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2026 HSA Contribution Limits, Proration & the New OBBBA Eligibility Rules — Taxes guide from We Are Calculator
8 min read

2026 HSA Contribution Limits, Proration & the New OBBBA Eligibility Rules

2026 HSA limits are $4,400 self-only / $8,750 family, plus a $1,000 catch-up at 55+. Includes the new OBBBA eligibility changes.

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HSA Withdrawal Rules, the 20% Penalty, and How Rollovers Actually Work — Taxes guide from We Are Calculator
8 min read

HSA Withdrawal Rules, the 20% Penalty, and How Rollovers Actually Work

Non-medical HSA withdrawals before 65 cost ordinary income tax plus a 20% penalty, not 10%. Transfers vs. rollovers explained.

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Home Equity

HELOCs, draw periods, and borrowing against what you own.

2 guides

Real Estate

Rental cash flow, DSCR lending and investment property maths.

2 guides

Business

Valuation, buyouts, business loans and small-business finance.

9 guides
Business Loan Guide — How to Get Financing, What It Costs, and How to Compare Offers (2026) — Business guide from We Are Calculator
18 min read

Business Loan Guide — How to Get Financing, What It Costs, and How to Compare Offers (2026)

Compare SBA loans, term loans, lines of credit, and equipment financing. Calculate payments, understand eligibility, and get the best rate for your business.

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Small Business Financial Management — The Numbers That Actually Matter (2026) — Business guide from We Are Calculator
22 min read

Small Business Financial Management — The Numbers That Actually Matter (2026)

Master the financial metrics that drive small business decisions: EBITDA, ROI, customer lifetime value, true employee cost, and break-even analysis.

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How Much Is My Business Worth? A 2026 Valuation Guide — Business guide from We Are Calculator
14 min read

How Much Is My Business Worth? A 2026 Valuation Guide

Value your business three ways — SDE multiple, revenue multiple, and DCF — with a worked example and a free calculator. No signup.

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How to Buy Out a Business Partner: Valuation, Structure, and Financing — Business guide from We Are Calculator
11 min read

How to Buy Out a Business Partner: Valuation, Structure, and Financing

Value your partner's stake, structure the deal, and finance it. SBA 7(a) buyout rules, the 24-month test, minority discounts, and a free calculator.

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How Much Can I Sell My Business For? A 2026 Price Guide — Business guide from We Are Calculator
9 min read

How Much Can I Sell My Business For? A 2026 Price Guide

See how small businesses are priced, what buyers pay for, and how sector affects the multiple — then estimate your sale range free.

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Business Value Based on Revenue: Multiples by Industry, Explained — Business guide from We Are Calculator
8 min read

Business Value Based on Revenue: Multiples by Industry, Explained

Revenue multiples vary widely by sector. See why earnings beat revenue as a valuation basis, and estimate yours.

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The VC Method: How to Value a Pre-Revenue Startup — Business guide from We Are Calculator
9 min read

The VC Method: How to Value a Pre-Revenue Startup

Work backwards from exit value to today's valuation. The VC method formula, a worked example, and how 409A valuations differ. Free calculator.

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"$100K for 10%": How Equity-for-Investment Valuation Math Works — Business guide from We Are Calculator
7 min read

"$100K for 10%": How Equity-for-Investment Valuation Math Works

"$100k for 10%" implies a $1M valuation. See how equity-for-investment math works, why investors push back, and run your own numbers free.

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What Does a Business Valuation Cost? A 2026 Price Guide — Business guide from We Are Calculator
7 min read

What Does a Business Valuation Cost? A 2026 Price Guide

Calculator estimate vs. certified appraisal — what each costs, when you legally need one, and which credentials matter. Free estimate first.

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Personal Finance

Net worth benchmarks and the fundamentals underneath everything else.

12 guides
Average Net Worth by Age in 2026: Where Do You Stand? — Personal Finance guide from We Are Calculator
12 min read

Average Net Worth by Age in 2026: Where Do You Stand?

The average American net worth is $1.06M, but the median is just $192,900. See averages, medians and percentiles by age group.

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What Net Worth Puts You in the Top 1%, 5%, 10% and 25%? — Personal Finance guide from We Are Calculator
6 min read

What Net Worth Puts You in the Top 1%, 5%, 10% and 25%?

A US household needs about $1.94 million to be in the top 10% and $13.7 million for the top 1%. See the cutoffs by age, and whether $1 million counts as rich.

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Does Your 401(k) Count Toward Your Net Worth? — Personal Finance guide from We Are Calculator
7 min read

Does Your 401(k) Count Toward Your Net Worth?

Yes, your 401(k) counts toward net worth at its full balance — the same as an IRA or pension. Includes whether to discount it for taxes.

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Does Net Worth Include Your House and Home Equity? — Personal Finance guide from We Are Calculator
8 min read

Does Net Worth Include Your House and Home Equity?

Yes, your home counts toward net worth — but entering equity and the mortgage both double-counts the debt.

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How Inflation Adjustment Works: The CPI Method Explained (2026) — Personal Finance guide from We Are Calculator
11 min read

How Inflation Adjustment Works: The CPI Method Explained (2026)

How to convert money from one year into another using the Consumer Price Index, why inflation calculators disagree with each other.

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US Inflation by Decade: 1913 to 2026 (Full CPI Data) — Personal Finance guide from We Are Calculator
10 min read

US Inflation by Decade: 1913 to 2026 (Full CPI Data)

Decade-by-decade US inflation rates from official CPI data, including the deflationary 1920s and 1930s, the 1970s peak, and the 2020s. With the full data table.

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Inflation Before 1913: Why Those Figures Are Estimates — Personal Finance guide from We Are Calculator
8 min read

Inflation Before 1913: Why Those Figures Are Estimates

Official US CPI starts in 1913. Inflation figures before that are reconstructed estimates. Here is what that means for any '$100 in 1880' calculator.

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8 min read

What Is a Good Raise Percentage in 2026? (With Real Survey Data)

See what counts as a good raise: merit raises, total increases, promotions and job changes compared using employer survey data.

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7 min read

Average Salary Increase Per Year: How It's Measured, and What 10 Years of Raises Adds Up To

See how US wage growth is measured, how it compares with inflation, and what steady raises add up to over 5 to 30 years.

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8 min read

How to Negotiate a Raise: A Practical, Data-Backed Approach

A step-by-step approach to negotiating a raise — when to ask, how to build your case with market data, what to say, and how to counter a lowball offer.

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6 min read

Average Raise for a Promotion in 2026: What to Expect and How to Counter a Low Offer

See how promotion raises compare with merit increases, what to ask for, and how to counter a low offer.

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9 min read

The Real Value of a Raise by State (2026): All 50 States + DC Ranked

A $75,000 salary getting a 5% raise keeps 47% more real purchasing power in South Dakota than in California.

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Loans & Debt

8 guides
Rolling Negative Equity Into a Car Loan: What It Really Costs — Loans & Debt guide from We Are Calculator
9 min read

Rolling Negative Equity Into a Car Loan: What It Really Costs

Negative equity at trade-in is common. See what rolling $6,884 of negative equity into a new car loan costs in a worked example, and how to get above water.

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How to Calculate Car Loan Interest (With Worked Examples) — Loans & Debt guide from We Are Calculator
7 min read

How to Calculate Car Loan Interest (With Worked Examples)

Car loan interest is charged on your remaining balance, not the original amount. See the formula and a month-by-month example.

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Should You Refinance Your Car Loan? — Loans & Debt guide from We Are Calculator
8 min read

Should You Refinance Your Car Loan?

Refinancing saves money only if you don't extend the term. See a worked example where a 4-point rate drop saves $2,129 — or just $136.

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How to Pay Off Your Car Loan Early (And What You'll Save) — Loans & Debt guide from We Are Calculator
7 min read

How to Pay Off Your Car Loan Early (And What You'll Save)

Example: adding $100 a month to a $30,000 car loan at 7.14% clears it 14 months early and saves $1,413. See what each extra amount saves.

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Car Loan Amortization Explained (With the Formula) — Loans & Debt guide from We Are Calculator
7 min read

Car Loan Amortization Explained (With the Formula)

How car loan amortization works, the formula for every row of the schedule, and why half the interest on a 60-month loan is paid in the first 19 months.

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How Your Credit Score Changes Your Car Loan Rate — Loans & Debt guide from We Are Calculator
7 min read

How Your Credit Score Changes Your Car Loan Rate

Your credit tier sets your car loan rate. See what different rates cost on the same $30,000 car — and what moving up a tier can be worth.

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New vs. Used Car Loan Rates: What to Expect — Loans & Debt guide from We Are Calculator
7 min read

New vs. Used Car Loan Rates: What to Expect

Used-car loans carry higher rates than new at every credit tier — but a cheaper used car can still cost far less overall. See a worked example.

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Is Car Loan Interest Tax Deductible? — Loans & Debt guide from We Are Calculator
9 min read

Is Car Loan Interest Tax Deductible?

Up to $10,000 is deductible for 2025–2028 on new US-assembled vehicles. For most buyers, the phase-out ends the deduction well below $150,000.

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How these guides are written

Calculators tell you what the number is; these guides explain why — and what to do about it. Each one is a complete, self-contained walkthrough of a single financial decision: getting a mortgage, becoming debt-free, reaching financial independence, starting to invest, lowering your tax bill, or valuing a business. We show the actual formulas, work through realistic examples using current rates and limits, and link every factual claim to a primary source so you can verify it yourself.

The guides cover the United States and Canada, are updated for the 2026 tax year, and pair directly with the free tools on this site — so when a guide says “run your own numbers,” the calculator to do it is one click away. No sign-up, no email gate, and your inputs never leave your browser.