<https://www.singlegrain.com/seo/how-to-recover-from-any-google-penalty/#webpage>
<http://schema.org/description>
"If your website has had a sudden drop in traffic, you've probably been penalized by Google. SEO expert Mary Klein shows you how to check which penalty you were hit by... and recover from it."
<https://www.singlegrain.com/seo/how-to-recover-from-any-google-penalty/>