Mortgage servicing turned more profitable during the second quarter of 2011, according to a new analysis by Inside Mortgage Trends. The story is less clear on the production side of the business because of the mammoth loss reported by Bank of America. Net servicing profits for a group of nine major lenders rose 20.2 percent from the first quarter, reaching $2.08 billion. While that was a significant improvement over the $1.73 billion they earned on servicing in the first three months of the year, it was the second ... [contains one data chart]