The whole club loyalty thing is a joke for most at this level. Politics and looking for a better deal will ensure this keeps happening.

Many parents want their child to be aligned with winning teams, certain coaches and getting their kid to or near the top for whatever reason.
It is what it is.

Maybe the Valo kids can go to Azurri, fair few spots available. But tbh most of the Valo 12s kids wouldn't have made 13s and they knew this.
Welcome to JDL/NPL. You are temporary.