I recently found out that Facebook pages of city government accounts were blocked without warning and account holders weren’t allowed to access their pages. After contacting Facebook, they were informed that using a city name violates Facebook’s Terms of Service Agreements. Subsequently, Facebook started to enforce this requirement across the world.
Today Facebook posted the following graphic showing the number of check-ins on Facebook at the beginning of the vacation season. I believe this is evidence why Facebook started to enforce its own rules after they had ignored them for a few years: