Both of those things fall into the reasons that the reset button was put into place. Namely "Oh ****, we made a mistake. Sure would be nice if we could just fix it real quick rather than deleting and having to pay for a whole new invite back into the kingdom." and not the reason of "Hmm, I bet we could pump a ton of extra resources into a few provinces if we spent the entire protection just acting as a farm and then resetting into suitable provinces."