1. You can not unblock Mark Zuckerberg on Facebook.
2. 8.7% of Facebook users are fake.
3. 600,000 hacking attempts are made to Facebook accounts per day.
4. Smartphone users check Facebook fourteen times per day.
5. Several people have killed people over unfriending on Facebook.
6. One out of three people feels more dissatisfied with logging on to Facebook.
7. Facebook tracks the websites visited by its users even after they have logged out.
8. There are nearly 30 million dead people on Facebook.
9. The blue color of Facebook is primarily due to the fact that Mark Zuckerberg suffers from red-green color blindness.