Supermarkets have already squeezed themselves too much to be able to take their cuts much further.
Amazon reported record international sales for Prime Day 2015; they want this year's to be bigger.
Is a lighter and thinner e-reader with a snazzy cover really worth £270? Amazon seem to think so.
Does profit or not-for-profit debt help offer a better service to consumers? David Rodger of the Debt Advice Foundation offers his views.
Find what you need to know about buying goods
Feeling hard done by? Visa, Mastercard and Amex can help right consumer wrongs with their chargeback scheme.
How long do we have after buying a product to complain if we find it has a fault?