Money Guides
Practical, up-to-date UK personal-finance guides from the SafeToSpend team.
How Much Mortgage Can You Actually Afford in the UK?
How UK lenders decide what you can borrow: the 4.5x income cap, LTV bands, stress testing, what counts as income, and why max isn't best.
6 min readHow Credit Card Interest Really Works in the UK
A clear UK guide to credit card interest: APR vs monthly rate, daily interest, the minimum-payment trap, Section 75, and clearing a balance fastest.
6 min readThe 50/30/20 Budget Rule for UK Earners Explained
A clear UK guide to the 50/30/20 budget rule: splitting take-home pay into needs, wants and savings, plus how to adapt it on a low income or high rent.
6 min readDebt Snowball vs Avalanche: Which Clears UK Debt Faster?
Snowball vs avalanche for UK debt: how each works, a worked £5,000 example showing interest and time saved, plus how to combine with a 0% balance transfer.
6 min readHow Big Should Your Emergency Fund Be in the UK?
A practical UK guide to sizing your emergency fund: 3 vs 6 months of essential bills, where to keep it, FSCS protection, and how to build it from zero.
6 min readWhat UK Inflation Really Does to Your Savings | SafeToSpend
How UK inflation quietly erodes cash savings, CPI vs RPI explained, a 5-year worked example, real returns, and inflation-resistant options compared.
5 min readUK Rent Affordability: What You Can Actually Afford
A practical UK guide to rent affordability: the 30% rule, the 30x income referencing check, guarantors, the 5-week deposit cap and how to negotiate.
5 min readUK Student Budget Guide: Maintenance Loans & Money
A realistic UK student budget guide: maintenance loan bands, why they rarely cover rent, 0% overdraft bank accounts and how to avoid pricey credit.
6 min readWhat Your UK Pay Rise Is Really Worth After Tax & NI
See how Income Tax, National Insurance, student loans and the 60% trap shrink a UK pay rise — and how salary sacrifice can claw value back.
5 min readHow to Build a Monthly Budget That Actually Sticks | UK Guide
A practical UK guide to zero-based budgeting from take-home pay: split fixed, variable and sinking funds, pay yourself first, and automate it so it lasts.
5 min readHow to Split Household Bills Fairly (UK Guide 2025/26)
Equal vs proportional bill splitting for UK couples and housemates, with a worked example, what goes in a joint pot, and the cleanest account setup.
5 min read