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0% purchase cards: read the clock

Lesson 8 of 12 in our free Credit Cards: Tool, Not Trap guide: a 5-minute money game with the key points below.

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Questions you'll answer

Mo spends £900 on a 0% purchase card with 9 months of 0% left. How much a month clears it exactly as the deal ends?

Three months before the 0% ends, Mo still owes £540. Which plan avoids interest?

Quick facts

  • Fact: “Missing a payment can end a 0% deal early.” — Many offers end if you pay late, and you get a mark on your file too.
  • Myth: “During a 0% offer you don't need to pay anything until it ends.” — You still have to make at least the minimum payment every month.
  • Fact: “When the 0% ends, whatever's left is charged at the card's normal rate.” — That's the cliff edge. Plan to be at £0 before it.
  • Spreading a planned, needed fridge with a payoff plan → Smart use. Planned, needed, and cleared before the end date.
  • Buying extras because 'it's 0% anyway' → Trap. 0% doesn't make things free. It just delays the bill.
  • A direct debit that clears the balance by the end date → Smart use. Balance ÷ months left, on autopilot.
  • Paying only the minimum and forgetting the end date → Trap. That's how a 0% deal turns into a 25% one.
  • Using the 0% card for cash withdrawals → Trap. 0% usually covers purchases only. Cash costs a fee and interest.

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