Google is constantly tweaking and refining its algorithm, but a couple of times a year a significant enough change is made that webmasters really notice. This most recent change, called the “mayday” change due to it’s timing (around May 1st) impacted long tail searches the most. Some sites noticed, some did not. Matt Cutts in the below video explains more:
Kathy Alice Brown is a SEO expert specializing in Technical SEO and Content. In her spare time she loves to get outside.