What to do with your 401(k) or 403(b) if you leave your job

A while back, I had the radio on in the car, listening to an investment show on the radio: “Hi. My name is Ron. I am a first time caller.” “Hi, Ron. What can I help you with?” “I was laid off from my employer due to downsizing. I was wondering whether to leave my 401(k) where it is or …