Question

Often you go out of the class without switch offing the lights and fans or some times leave taps open.how can u convince ur classmates for not doing so????

Answer 1

we tell them uses of it how this all are useful to us and convince them to close the switches while going out.

Answer 2

if i were you, i would just make a list of things that your classmates are not supposed to do and complaint it to your class teacher