Board Thread:FAQs/@comment-25117330-20150127221421/@comment-26028321-20150127233618

I doubt it's limited to, but it's probably common to go to the one closest to you.

Patch is close to Vale, and Signal is visible from the Beacon area so all those are close together.

the Highschool level schools are kinda a big mystery. Hopefully we'll get to see more about them (and Ruby's friends) at some point.