PERINTON, N.Y. – If you’ve ever been jammed up in traffic trying to merge, this report is for you. Experts say a method called the “zipper merge” helps traffic flow smoothly. Well, when it ...

The “zipper merge,” in which vehicles run in parallel until one lane physically narrows, is often the best method for traffic flow in slow zones.

People who study traffic say the zipper merge method is important. “If there’s an opening next to me, I let them in. It’s just courtesy,” said Jerome Leeway, a driver in Albuquerque.

Learn how the zipper merge technique can help Texas drivers avoid delays and cut down on I-10 congestion.

Lieutenant Mike Shaw of the Michigan State Police joined The Nine to talk about the recent efforts to crack down on speeding drivers. He also weighed in on using the Zipper Method when merging.