When you're rushing around a supermarket at the end of a long week at work it's so easy just to grab some favourite brands from the shelves and head off to the tills. You don't really have to put too much thought into it.
With inflation now at 9%, however, and the cost of living crisis deepening, that supermarket bill suddenly looks a bit more important, especially if you can shave a little off it.
To help us all with some advice, consumer experts at Martin Lewis's MoneySavingExpert site have pointed out a simple hack: You are likely to make substantial savings if you simply crouch down in supermarket aisles.