PDF - http://www.youngfoundation.org.uk/wp-content/Mapping_Britains_Needs.pdf
A report prepared for the Commission on Unclaimed Assets
"For a start, many of the new poor are simply not identified in official statistics. Illegal migrants, failed asylum seekers or students overstaying their welcome remain invisible in the numbers, even if they're very visible on the streets, in cafes or sweatshops. This is true not just in big cities; 80% of agricultural workers are now migrants, both legal and undocumented workers."