280 LISTEN TO YOUR WISER SELF! When you think you can well afford to fritter away a little money, listen to your Wiser Self. "Don't be a fool," he says. "Don't rush to buy now—wait until there's a greater choice in the shops. So keep on buying National Savings Certificates." Every 15/- Certificate earns you 5/6 in 10 years' time. BECAUSE This increase is not subject to Income Tax. They're easy to buy, easy to hold, easy to cash. Savings up keep prices down. NATIONAL SAVINGS CERTIFICATES ISSUED BY THE NATIONAL SAVINGS COMMITTEE.