green-grannyA A 71-year-old grandmother has become an internet sensation with tips on how to “save some cash and live better.”

She’s Barbara Walmsley – a British grandma who calls herself your “green granny.”

Walmsley’s had more than quarter of a million hits on her YouTube videos.

She says she was brought up during World War II, and as a young child she was taught it was “absolutely wicked to waste anything.”

Some of her tips include:  Eating one vegetarian meal a week, how to turn down the heat at night and still stay warm, and making better use of your leftovers.  Click here for more.