Mrs Moneypenny meets a housekeeper who's built up an arsenal of money-saving cleaning tips over her years in service at some of Britain's grandest houses. Other top scrimping tips include new gardening uses for old kitchen colanders and delicious recipes for leftover potatoes. Spendaholic Jan Williams has a plastic habit that's not so fantastic, but Mrs Moneypenny reveals how she can save herself a small fortune in interest payments. And Merryn Somerset Webb discovers how much pocket money Cardiff's children get and tries to teach some primary school kids the principles of budgeting and saving.