BOLTON, UNITED KINGDOM - FEBRUARY 09:  A woman walks through the back alleys of homes in Bolton on February 9, 2015 in Bolton, United Kingdom. As the United Kingdom prepares to vote in the May 7th general election  many people are debating some of the many key issues that they face in their life, employment, the NHS, housing, benefits, education, immigration, 'the North South divide, austerity, EU membership and the environment.  (Photo by Christopher Furlong/Getty Images)