"Oh puh-leeeeze. Like no one in Scotland/Yorkshire has ever moved south? I think you'll find the migration figures show that traffic is far heavier downwards. You are facing what the south has had to deal with for decades. Welcome to the real world"

Usually they come south because there is not enough work at home, and they may as well pay exorbitant rents to English landlords in England, as to pay them to English landlords in Scotland. Either that or they come down to help you run your country!
Giok