Then they have to track WHO to give papers too and who not to. And also sending a kid home with info doesn't require parents to be tech adept or to check their email often which a good number of people don't.
Yes they have a profiles some where but the hassle comes when it's time to hand out bulk info to the kids, teachers or whoever has to go check the list then make sure that every kid on that list gets one. Way simpler to just and them out to everyone.
