Today, some young people do have difficulties in keeping appointments on time. Not only do they often stand people up, but they also have no guilt afterwards.

"Are you coming?" When foreign young people invite, it is a taboo, which will make the other party appear to be the excluded party. They usually use: "We have a party in the evening, which is really great. I sincerely invite you to join us as my partner!"

if you invite someone into your world, make sure you have no worries in your heart.

There are many hidden social rules for post-9s generation, such as "Don't comment on others arbitrarily, for fear that you are very reasonable", "No matter how good a friend of the opposite sex is, don't make jokes when the other person has a lover", "Don't send a circle of friends until you return to WeChat" and "Say thank you to anyone in any service industry".