RPM Mortgage has acquisitions on its mind once again and could be an aggressive buyer of other lending shops this year, according to industry advisors – if only falling interest rates didn’t get in the company’s way. It was originally thought that 2016 could be a robust year for mortgage mergers-and-acquisitions activity, but tumbling interest rates are making some owners think twice about selling – or getting picky about what they’re willing to take. For buyers, the best time to pounce is...