Raise amount of home grown players required?

With the whole England aren't good enough thing going around at the moment, I was wondering if it was possible to change the amount of home grown players needed to see if anything changes?

The current rules are:



I'm not too sure on want I want to change it to, but I can't seem to find the option on the Editor. Is it possible?

Also is it possible to set the rules "can only buy players from same country?" So England teams can only buy English players?