I don't know why, but we have laughed at this a good bit at the office.
"Use your private parts as Piranha bate" and "Keep a rattlesnake as a pet. Sell both your kidneys on the Internet" slay me every time.
But yes, it's dumb that people are too dumb to know to be safe around trains. Of course this could have been aimed at kids, but I would like to think that parents would teach them this kind of thing. Then again most a lot of parents suck at parenting.