Nutloose
I agree with everything you have written and well stated
I have a few more radical (and somewhat extreme ideas) but as an interim you would get my vote
Those that turn up illegally and destroy their documents etc so they cannot get deported, if they cannot provide them, ship them to an uninhabited Island off Scotland
Garvey Island would do
Back to the subject of real money, here is a website that will destroy your lunchtime surfing plans and the will to live if you were one of those that had to produce the figures and graphs:
UK Public Spending Breakdown: Central Government and Local Authorities 1692-2015 - Charts