Average house price in London nears £500,000 as market forges ahead on back of housing shortages and Help to http://service.meltwaternews.com/mnews/redirect.html?docId=3337000754&userId=683154&cId=197010&agentId=103736&type=2&s=210&url=http%3A%2F%2Fwww.theguardian.com%2Fmoney%2F2014%2Fmar%2F25%2Fuk-house-price-inflation-7-per-cent