Receivables manager Collection House has gone to the equity market to raise funds for its aggressive debt purchasing program.The company announced yesterday that it had raised A$5.84 million through a dividend reinvestment plan and a placement. In August, the company said it planned to purchase $70 million of debt during the current financial year, compared with $49 million worth of purchases in 2010/11 and $29 million in 2009/10.The company has extended its credit facility from $85 million to $100 million.Yesterday it said it was raising equity to maintain a prudent debt ratio.