Discover Financial Services is a few months away from having a residential mortgage component to augment its direct-to-consumer banking business model, thanks to its pending acquisition of LendingTree, a wholly-owned subsidiary of Tree.com Inc., for approximately $55.9 million. LendingTree, otherwise known as Home Loan Center, originates and processes residential mortgages in all 50 states and the District of Columbia, with the intent to sell them in the secondary market. Loans held for sale consist primarily of residential first mortgage loans that are secured by residential real...