Springleaf Financial Services is ramping up to issue its third non-agency MBS this year, a nearly $900 million transaction backed primarily by vintage performing subprime loans. Springleaf Mortgage Loan Trust 2012-3 features a hefty 47.75 percent credit enhancement supporting its one AAA-rated tranche, according to a presale report from Standard & Poor’s. “Total credit enhancement comprises subordination, an interest shortfall reserve fund, excess interest, and overcollateralization,” noted the report. S&P said...