Leadsom would be favoured by the E.U. Citizens already in the Country by declaring that they will not be forced to leave. May has stated that she will have to wait and see how the negotiations with the E.U. progress/or not.
http://www.bloomberg.com/news/articles/2016-07-08/u-k-leadership-fight-pits-seasoned-may-against-untested-leadsom -- DEV BOREM KORUM Gabe Menezes.
