Restricting immigration stifles the British economy and culture, and results in thousands of needless deaths each year. Opening the UK border to everyone will give British people an opportunity to express our national values of respect, equality and individual liberty.
You may be interested in these active petitions
Immigration is vital to boost economic growth
https://www.ft.com/content/f1ca7b14-b1d6-11e8-87e0-d84e0d934341
What would an open borders world actually look like?
https://www.thenation.com/article/open-borders-immigration-asylum-refugees/