Don't eat in class

Don't litter ./ No littering .
Don't talk in class ./ No talking in the classroom!
Keep silent .
No food .
Don't drink in class .
Don't shout .
No cheating during the exams
No smoking in the classroom!
No chattering during lesson .
Proper Dress code .
No chasinging in the classroom!
No dancing in the classroom!
No napping in the classroom!
No stealing in the classroom!
No singing in the classroom!