I get lots of the same stuff you do. The notes in the lockers idea seems good and as a last resort violence.
I am yet to try the later put I think I will have no choice in nthe near future
Like you, I dont care what other people think, but good grades are needed for good lives. Another problem is a$$holes being d!ckheads and lowering other people who are not idiots opinions of you (I get this alot).