Interesting to see some US in there! How can they legally work in the UK? UK immigration is a mess right now [1]. I would know, I barely got in on my Tier 1 - which no longer exists [2][3].<p>[1] - <a href="http://www.economist.com/node/17581736?fsrc=scn/fb/wl/ar/thefirenexttime" rel="nofollow">http://www.economist.com/node/17581736?fsrc=scn/fb/wl/ar/the...</a><p>[2] - <a href="http://www.ukvisas.gov.uk/en/howtoapply/infs/inf21pbsgeneralmigrant" rel="nofollow">http://www.ukvisas.gov.uk/en/howtoapply/infs/inf21pbsgeneral...</a><p>[3] - <a href="http://www.ukvisas.gov.uk/en/aboutus/newsroom/?view=News&id=484948682" rel="nofollow">http://www.ukvisas.gov.uk/en/aboutus/newsroom/?view=News&...</a>