Thanks to technology, etiquette is a completely different game in today's world. For some users on the anonymous social network Yik Yak — an app popular among college students — it's become necessary to establish some 21st century rules to live by.
This 21st century etiquette code covers a range of behavior, from when to like your friend's Instagram posts to how to properly use your phone around people. Take a look to see whether you agree with these rules and don't forget to follow the commandments of Instagram, too.