What kinds of rules are common in a school

Some common rules in school include punctuality with peers and teachers, not using mobile phones during lectures, and being responsible and on time on a regular basis.

I think the most common rules are that you have to be silent during class and also pay attention to the course. For example, you should not use any kind of mobile phone when you are taking the course. That is not only for the two people themselves, but you are also responsible for not [...]

I think the most common rule is that you have to be silent during classes. That should be an international standard because, in order to focus and keep your attention on the course, you shouldn't make any noise except if you have questions for the teacher or the professor.

I think the common rules in a school should include behavioral guidelines. For example, students should not bully others, they should obey their teachers, attend class, not be late, and maintain good grades.