Ask Sarah: How to save without making an effort

Sarah and the panel answer questions about how to save money without making an effort, by switching utility and telephone providers, getting the best from online discounts and vouchers and how to keep your food spend down. She's joined by Hilal Kanafani, co-founder of Flipper, Naomi Willis, co-editor and founder of the Skint Dad website and Kevin Pratt of MoneySupermarket.