Guides
Plain-English answers to common money questions, each linked to the calculator that does the sums.
401k Contribution Limits for 2026, ExplainedHow much you can put into a 401k in 2026, how catch-up contributions work at 50 and at 60 to 63, and what the Roth catch-up rule means.
401k Early Withdrawal Rules: Penalties and ExceptionsWhat happens if you take money from your 401k before 59½: the 10% penalty, tax, 20% withholding, the exceptions and cheaper options to try first.
401k Loan vs Withdrawal: Which Costs Less?How a 401k loan compares with an early withdrawal, the loan limits and repayment rules, and the main risks before you borrow from your retirement savings.
CAGR vs Average Return: Which One Is Right?What compound annual growth rate means, why it differs from a simple average return, how to work it out, and how to use the rule of 72.
Compound Interest Explained in Plain WordsHow compound interest works, why starting early matters, a worked example with monthly savings, the rule of 72 and what compounding does not include.
CPF Accounts and Interest Rates ExplainedWhat the Ordinary, Special, MediSave and Retirement Accounts are for, the 2.5% and 4% CPF interest rates, and the extra interest on your first S$60,000.
CPF Contribution Rates and Allocation ExplainedHow much CPF comes out of your pay in Singapore, how much your employer adds, the S$8,000 monthly ceiling, bonuses, and how it splits across your accounts.
CPF Retirement Sums Explained: BRS, FRS and ERSThe Basic, Full and Enhanced Retirement Sums for people turning 55 in 2026, how they are set, and what to do if you will fall short of the Full Retirement Sum.
When Should You Start CPP? Age 60, 65 or 70How starting your Canada Pension Plan early or late changes your pension, the break-even ages, and the questions that should decide your start date.
DCF Valuation Explained in Plain WordsHow a discounted cash flow works in plain words: free cash flow, growth, the discount rate, terminal value, a margin of safety and the traps to avoid.
End of Service Gratuity: UAE, Qatar and Oman ComparedEnd of service gratuity in the UAE, Qatar and Oman side by side: rate per year, minimum service, caps and which wage counts, with calculators.
How a 401k Employer Match WorksWhat a 401k match is, how common match formulas work, what vesting means, and how to make sure you get all of the free money your employer offers.
How a Mortgage Payment WorksWhat makes up a mortgage payment, why early payments are mostly interest, what PMI and escrow are, and how extra payments save interest, with a worked example.
How Much Should You Have in Your 401k by Age?A simple guide to 401k savings goals by age, what the common benchmarks assume, and what to do if you are behind.
How the New State Pension Works (UK)How much the new State Pension pays in 2026/27, how qualifying years build it up, how to check your forecast, what deferring does and when you pay tax on it.
How to Value a Small BusinessHow small businesses are priced: seller's discretionary earnings, common multiples, the sales and asset checks, and what pushes a price up or down.
How Zakat on Savings and Gold WorksWhat zakat is, the 2.5% rate, the nisab of 85 grams of gold, the one lunar year rule, what counts as zakatable wealth and where scholars differ.
The OAS Clawback Explained: Who Pays and How to Reduce ItWhat the Old Age Security recovery tax is, the 2026 income threshold, how the 15% repayment works, and ways to lower your net income and keep more OAS.
Oman Gratuity: Old Law and New Law ExplainedHow Oman gratuity works under Royal Decree 53/2023: one month a year from 31 July 2023, and the old 15 and 30 day rule for earlier service.
Pension Tax Relief Explained (UK, 2026/27)How UK pension tax relief works at 20%, 40% and 45%, the difference between relief at source and net pay, the 60% effect, and the annual allowance.
Qatar End of Service Gratuity ExplainedHow end of service gratuity works in Qatar under Labour Law 14 of 2004: the three weeks a year minimum, who qualifies and how to work it out.
Required Minimum Distributions (RMDs) ExplainedWhat RMDs are, when they start (73 or 75), how the amount is worked out, deadlines, the penalty for missing one, and exceptions like still working.
ROI vs IRR: Which Return Number to UseThe difference between return on investment and internal rate of return, when to use each, how NPV fits in, and a worked example you can copy.
Roth Conversions: When They Make SenseHow a Roth conversion works, the tax you pay, the 5-year rule, effects on Medicare and Social Security tax, and when converting helps or hurts.
Roth vs Traditional 401k: Which Is Better for You?How Roth and traditional 401k contributions are taxed, who tends to benefit from each, and how to choose or split between them.
Salary Sacrifice Into Super: How It WorksWhat salary sacrifice into super is, how the 15% contributions tax compares with your own tax rate, who benefits most, and the cap you must stay under.
SDE vs EBITDA: Which to Use for Your BusinessThe difference between seller's discretionary earnings and EBITDA, how to add back costs correctly, a worked example and when to use each.
Debt Snowball vs Avalanche: Which Works Better?How the debt snowball and avalanche methods work, a worked example with the numbers, which saves more interest, and how to pick one you will stick to.
Solo 401k Guide for the Self-EmployedWho can open a solo 401k, how the employee and business parts add up to as much as $72,000 in 2026, deadlines, and the $250,000 filing rule.
Stamp Duty Explained (England and NI)How Stamp Duty Land Tax works in England and Northern Ireland: the bands, first-time buyer relief, the extra charge for second homes and a worked example.
State Pension Age Explained (UK)How State Pension age depends on your date of birth, when it rises from 66 to 67 and 68, why the age can change, and how to find and claim yours.
Super Contribution Caps and Carry-Forward ExplainedThe 2026-27 before-tax and after-tax super caps, how the carry-forward rule lets you use unused cap, and the bring-forward rule for after-tax contributions.
Take-Home Pay Explained: Where Your Salary GoesHow federal income tax, Social Security, Medicare and your 401(k) turn a salary into take-home pay in 2026, with a worked example and how tax brackets work.
TFSA vs RRSP: Which Should You Use First?How a TFSA and an RRSP are taxed, when each tends to win, how they interact with OAS and CPP in retirement, and how to decide where to put your next dollar.
UAE End of Service Gratuity ExplainedHow UAE gratuity works under the federal labour law: the 21 and 30 day rates, the 2 year cap, what wage counts, part-years, unpaid leave and resigning.
What Is the 4% Rule for Retirement?The 4% rule explained in plain English: where it comes from, how to use it to estimate retirement savings and income, and its limits.