Shopping by topic

Before you buy

Compare the whole cost before a sale changes your plans.

Compare delivered totals. Shop A: Goods: £32, Delivery: £4, Total: £36; Shop B: Goods: £35, Delivery: £0, Total: £35. Example prices. A lower item price can produce a higher total.

Before you buy

Compare the full basket cost across two shops

Comparing the same basket at two shops is more reliable than comparing their headline discounts.

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Record comparable prices. Earlier check: 42; Second check: 39; Sale-day price: 40. Hypothetical price history in pounds. A sale label is not a baseline.

Before you buy

Build a price baseline before a sale

A crossed-out price is not enough to show whether a sale suits your budget.

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Convert both packs to one unit. 750 ml for £3: £3 ÷ 750 × 100, 40p per 100 ml; 1 litre for £3.60: £3.60 ÷ 1,000 × 100, 36p per 100 ml. Hypothetical packs. Compare equivalent products and units.

Before you buy

Compare price per unit when pack sizes differ

When pack sizes differ, divide price by quantity before deciding which is cheaper.

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Before you buy

Decide whether a loyalty price changes your shopping plan

A loyalty price can reduce the cost of something already on your list.

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Paid membership break-even. Annual fee: £24; Saving per order: £3; Orders to match fee: 8; Orders to exceed fee: 9. Example assumes the same £3 saving on every qualifying order.

Before you buy

Check the cost of a paid shopping membership

A paid shopping membership needs to earn back its fee through benefits you will actually use.

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Immediate saving or later cashback. Immediate discount: £50 price − £5, Pay £45 now, No cashback wait; Cashback route: Pay £50 now, Possible £6 later, £44 only if paid. Hypothetical comparison. Cashback depends on tracking and terms.

Before you buy

Compare cashback with an immediate discount

An immediate discount reduces the amount you pay at checkout.

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Read both sides of a referral. Who qualifies: New-customer definition; What counts: Eligible purchase or action; When paid: Approval and waiting time; Restrictions: Caps and excluded orders. Do not treat a promised referral reward as money already received.

Before you buy

Read the small print on a referral offer

A referral offer can reward the person joining, the person sharing the link or both.

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Value the useful bundle items. Bundle: £30: Three items included, You need only two, Third item has no planned use; Separate: £24: Two required items, Nothing extra to store, £6 less spent. Hypothetical offer. Quantity alone does not establish value.

Before you buy

Check a bundle for items you will actually use

A bundle is good value when its useful contents cost less together than separately.

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Give the shopping list a boundary. Need: Name the item and purpose; Specification: Write the must-have details; Limit: Set a delivered-price cap; Decision: Remove mismatched offers. Use the list to assess a sale, rather than rewriting it for every offer.

Before you buy

Make a shopping list that survives a sale

A sale is easier to navigate when the shopping list describes needs before it describes brands.

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Buy now or keep waiting?. Buy now: Need is time-sensitive, Total fits the budget, Specification is correct; Wait: Purchase can be delayed, Current total exceeds cap, Accept stock uncertainty. Future price reductions are uncertain.

Before you buy

Decide whether to wait for a lower price

Waiting can produce a lower price, but it can also mean losing a needed size or buying a temporary substitute.

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Check an unfamiliar shop. Identity: Look for usable contact details; Terms: Read delivery and returns; Evidence: Check external information; Payment: Review the checkout safely. A polished design or padlock alone does not establish trust.

Before you buy

Check an unfamiliar online shop before ordering

An unfamiliar shop deserves a few checks before a low price turns into an order.

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A technician examining the inside of a laptop in a workshop

Before you buy

Compare refurbished and new products without guessing condition

“Refurbished” describes a route back to sale, not a single condition standard shared by every seller.

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Before you buy

Read product reviews for information rather than star counts

Reviews are most useful when they answer a question about how a product behaves.

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Same product, different seller. Seller A: Item price: £28, Delivery: £5, Total: £33; Seller B: Item price: £31, Delivery: £0, Total: £31. Example prices. Also compare condition, seller identity and returns.

Before you buy

Compare marketplace sellers on the same product page

A marketplace can show several sellers behind one product page.

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A shopper checking clothing on a boutique rail

Before you buy

Check an outlet item against the current version

An outlet item can be old-season stock, a previous model or a product made for a different range.

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A calculator and pen beside an open notebook

Before you buy

Keep a simple price record for repeat purchases

A short price record can make repeat shopping easier without turning it into a spreadsheet project.

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A courier handing a parcel to a customer at a doorway

Before you buy

Compare click-and-collect with home delivery

Click-and-collect can avoid a delivery charge, but it may require a journey, parking and a collection deadline.

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Subscription and one-off costs. Every month: £8 each month, 12 deliveries, Annual spend: £96; As needed: £10 per purchase, 8 purchases, Annual spend: £80. Illustrative usage. A lower unit price can still mean more spending.

Before you buy

Assess a subscription saving against a one-off order

A subscription discount changes the timing and commitment of shopping, not just the first price.

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Leave room for the whole basket. Spending limit: £60; Planned goods: − £49; Delivery: − £4; Remaining room: £7. Example budget. Small add-ons still consume the remaining allowance.

Before you buy

Set a limit for a basket with tempting add-ons

Small checkout additions are easy to judge one at a time and expensive to judge together.

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A tape measure arranged on a wooden surface

Before you buy

Check a product size when the listing photos look generous

Product photographs communicate shape and styling better than scale.

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A shopper comparing products on grocery-store shelves

Before you buy

Compare own-label products with branded alternatives

Own-label and branded products can be compared without assuming that either category is always better.

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A customer looking through clothes on a shop rail

Before you buy

Separate a useful seasonal sale from a clearance compromise

Seasonal sales can offer useful items at a convenient time, while clearance can offer what happens to be left.

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Pause before a countdown wins. Read: What actually expires?; Compare: Is the total competitive?; Check: Does the product fit?; Decide: Use your own deadline. A timer is not a reason to ignore price, fit or order conditions.

Before you buy

Spot a countdown that should not rush your decision

A countdown tells you when a website says something will end.

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Purchase price is only the start. Product A: Purchase: £60, Annual supplies: £45, Year-one total: £105; Product B: Purchase: £75, Annual supplies: £20, Year-one total: £95. Hypothetical products and equal usage; include relevant running costs.

Before you buy

Check the running costs of a discounted product

The price on the product page is only the first cost of owning some goods.

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Price-match checklist: compare the exact model, size, variant and bundle, then check seller eligibility, stock, delivery charges and claim deadlines.

Before you buy

Read a price-match promise before choosing a retailer

A price-match promise is most useful when you know what evidence the retailer will accept before you pay.

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Illustrative timelines comparing a pre-order through estimated release and dispatch with available stock through dispatch and estimated delivery.

Before you buy

Compare a pre-order with an item available now

A pre-order puts a delivery promise alongside a price.

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A model-number diagram connecting a household product to example filters, seals, lids and batteries, with compatibility and availability checks.

Before you buy

Check spare-part availability before buying a household product

A cracked shelf, lost lid or worn attachment need not make an entire household product unusable.

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