Consumers who shop for their mortgages online are increasingly of a higher overall credit quality, and their approach to shopping online is growing more sophisticated, according to a new benchmarking study by Mortgagebot LLC. And that raises the ante for mortgage lenders that want to compete in cyberspace, said officials at the Mequon, WI-based information technology provider. The three most significant take-aways for lenders from the new survey have to do with growing borrower sophistication (and the resultant increase in customer expectation), the lender rate of online technology adoption and what online mortgage lending experts call...