As much as marketing is changing, not everything is new. So far in our New Marketing series we’ve looked at the definition of inbound marketing, content marketing success stories and lessons learned from Buzzfeed’s success.

Today, it’s time to take a look at a piece of pop culture that draws on an earlier era. Mad Men might not have much to say about SEO vs. viral content, but there are some marketing truisms in it that are still relevant in our inbound age.

Take a look: