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Buy
Allow £22
A battery FM radio
News when the internet’s down
Two AAs, weeks of listening. Write your local frequencies inside the battery cover.
Allow £18
A rechargeable lantern
The room you’re all in
So the family can see each other and the Scrabble board.
That leaves a few pounds for a brick of spare batteries.
From the supermarket, out of the normal shop
Free jobs
What the next step adds
At this level you can sit out three days safely. You can’t cook, work or keep the freezer cold. That’s what £500 buys.