The banking giant violated the Fair Housing Act by denying some borrowers special rates based on race, gender and other factors, regulator says
Use of the tool can slash the gap in approval rates between white and minority borrowers, company says
The trend suggests homeowners "may not have their finger on the pulse of home value changes"
Additional costs apply to borrowers with lower credits
U.S. Bank and Mountain America Credit Union customers have reportedly used the app
The deal is expected to close in the second or third quarter of this year
The company's homebuying arm is now in seven markets nationwide
Key Bank is now a Black Knight enterprise client