The CFPB recently dropped its RESPA-related investigation of Zillow, deciding not to bring enforcement charges against the online real estate database firm, according to a new public filing. At issue was Zillow’s co-marketing program, which allows real estate agents and lenders to advertise together on the firm’s website. As part of the launch, Zillow had boasted that its “premier agents” can invite lenders to share marketing costs. “Lenders get featured next to the agents on Zillow ...