In less than 10 months, a volume-heavy private-label origination deal that PHH Mortgage has with Wall Street giant Merrill Lynch is set to expire, potentially blowing a hole in its production machine. According to a recent filing with the Securities and Exchange Commission, PHH acknowledges that “there can be no assurances that the agreement will be renewed on favorable terms, if at all.” If the deal were to be cancelled, PHH could see...