Vintage cars are getting an upgrade thanks to some new technology and some savvy business owners. We made a pit stop in Pennsylvania to find out why these baby boomers are on the forefront of 3D printing in the car industry by making discontinued parts. Plus: five ways to boost your post-holiday sales, four ways to get existing customers to buy more and why you shouldn't keep your idea a secret.

Car Talk: 3D Printing Spare Parts

<p>Financial journalist, author and entrepreneur JJ Ramberg focuses on issues and opportunities for businesses across the United States. She highlights important matters that affect business leaders, and offers news, guidance, and insider tips to help them optimize growth, get work done and achieve success. Since its inception, the program has profiled hundreds of businesses to highlight how they have overcome challenges while also offering insightful interviews with business experts and investors. Popular show segments include ‘Ask the Expert,’ ‘Top 5,’ and ‘Elevator Pitch.’&nbsp;</p>

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Financial journalist, author and entrepreneur JJ Ramberg focuses on issues and opportunities for businesses across the United States. She highlights important matters that affect business leaders, and offers news, guidance, and insider tips to help them optimize growth, get work done and achieve success. Since its inception, the program has profiled hundreds of businesses to highlight how they have overcome challenges while also offering insightful interviews with business experts and investors. Popular show segments include ‘Ask the Expert,’ ‘Top 5,’ and ‘Elevator Pitch.’ 

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Car Talk: 3D Printing Spare Parts

Car Talk: 3D Printing Spare Parts