4) Be Open –

"We believe that a more open world is a better world because people with more information can make better decisions and have a greater impact. That goes for running our company as well. We work hard to make sure everyone at Facebook has access to as much information as possible about every part of the company so they can make the best decisions and have the greatest impact."

Hackathon is a major event in the lives of programmers from all over the world. In this event, programmers aim to create applications and programmes, in which freedom of arriving at the solution is given to them. This is an integral part of Facebook employees as well. In Hackathons, Facebook engineers can develop upon their ideas by considering feedback taken from co-workers and other engineers. This is a great way of sharing information and jointly arriving at solutions of problems.