John Mueller: how Google looks for rich snippet spam

On Twitter, Google’s John Mueller was asked how Google looked for rich snippet spam. According to John Mueller, Google detects rich snippet spam through algorithms and manual spam reports:

@davebuts Yes, pretty much all of the them.

— John Mueller (@JohnMu) 4. November 2015

In general, it is not a good idea to spam Google. Sooner or later, Google’s algorithms will find the spam, or your competitors will report your site. Better use white-hat SEO methods to promote your website.