How to Get an Attractive Interest Rate With a CD

O'ian Adidoyan: A CD or certificate of deposit is a high yielding savings account that matures over a specific amount of time. He says you can take out a CD for as little as three months or as long as five years. There are ways that people can make money here, such as buying CDs with progressively later maturity dates and using them to buy treasury bills in the U.S., he says.