Two investment banking firms – Interactive Mortgage Advisors and MountainView Servicing Group – have at least $17 billion (combined) in mortgage servicing rights auctions in the works, a sign that the sector is heating up as the year draws to a close. Several other advisory firms have announced deals in the past few weeks, including The Prestwick Group and Mortgage Industry Advisory Corp. Also, sources contend that investment banker Houlihan Lokey is busy as well, though company officials there declined to comment for this story. Mark Garland, president of MountainView, said...