SEO is an evolving science. While some of the core principles will presumably stick around forever, the nuanced aspects of it are subject to continuous change. And as a result, many of the “proven” tactics people have used in the past — keyword stuffing, link schemes, etc. — are now stuff of legend.

Unless your organization benefits from having a dedicated SEO person who can work on this stuff day-in, day-out, keeping up with the latest changes in the world of SEO can be a struggle.

But in the end, adjusting your strategy based on search ranking algorithm updates or changes in the way search results are displayed visually can benefit your business. 

In our new guide, 17 SEO Myths to Leave Behind in 2016, we reiterate some of the best practices that should continue to guide your strategy through 2016, while also highlighting how SEO has changed over the course of 2015. 

Here’s an example of one those changes: Did you know that Google now favors and rewards mobile-friendly sites? Yep, it’s finally happening. This loose guideline turned into a legitimate ranking rule in 2015. 

Check out the SEO Myths guide to learn more about what changes you’ll need to make with your SEO strategy moving forward.

Editor’s Note: This post and offer were originally published in December 2014 and have been updated for freshness, accuracy, and comprehensiveness.