How to be Frugal

What happens when you abandon consumerism? The BBC's Ed Butler talks to Pete Adeney, also known as Mr Money Moustache. He retired at 30 and is so frugal he thinks he will never have to work again. Plus, we go urban foraging in London, and a Danish food campaigner tells us what we should do about all that unwanted food left at the back of the freezer.

(Photo: A woman sews buttons in Mumbai. Credit: STRDEL/AFP/Getty Images)