Preliminary fourth quarter results from many traditional retailers have turned bullish after momentum from Black Friday held strong, and consumers flocked to stores in December. Find out who posted the best (and worst) results from the holiday season, and what to watch in the year ahead.

Slack: Where work happens. Find out why at slack.com.

Preliminary fourth quarter results from many traditional retailers have turned bullish after momentum from Black Friday held strong, and consumers flocked to stores in December. Find out who posted the best (and worst) results from the holiday season, and what to watch in the year ahead.

Slack: Where work happens. Find out why at slack.com.

With Amazon's holiday commentary in our hands, we talk about all the reasons the e-tailer is crushing it, and dig deeper to see what the release might have to say about other companies' Q4 results.

Thanks to Casper for supporting our channel. Save $50 on select mattresses at http://www.casper.com/fool code fool.

With Amazon's holiday commentary in our hands, we talk about all the reasons the e-tailer is crushing it, and dig deeper to see what the release might have to say about other companies' Q4 results.

Thanks to Casper for supporting our channel. Save $50 on select mattresses at http://www.casper.com/fool code fool.

2017 was a tale of two halves for these two U.S. auto giants, while Ford failed to impress the stock market GM delivered market-beating returns. We discuss GM and Ford’s future focus on self-driving technology, connected cars and big data.

2017 was a tale of two halves for these two U.S. auto giants, while Ford failed to impress the stock market GM delivered market-beating returns. We discuss GM and Ford’s future focus on self-driving technology, connected cars and big data.

Three CEO interviews recorded at the J.P. Morgan Healthcare Conference, the most important annual industry conference.

Thanks to Casper for supporting The Motley Fool. Save $50 on a mattress at http://www.casper.com/fool (promo code “Fool”)

Three CEO interviews recorded at the J.P. Morgan Healthcare Conference, the most important annual industry conference.

Thanks to Casper for supporting The Motley Fool. Save $50 on a mattress at http://www.casper.com/fool (promo code “Fool”)

Once a high-flying stock and the face of craft brewing, Boston Beer has struggled in recent years with intense competition from the very industry it helped take mainstream. What lies ahead in 2018? The team also looks at recent news from Weight Watchers and GoPro.

Once a high-flying stock and the face of craft brewing, Boston Beer has struggled in recent years with intense competition from the very industry it helped take mainstream. What lies ahead in 2018? The team also looks at recent news from Weight Watchers and GoPro.