Rinat KHAYBULLIN; Svetlana Kuznetsova a/k/a Svetlana Kouznetsova, Appellants, v. U.S. BANK NATIONAL ASSOCIATION, AS TRUSTEE FOR the CERTIFICATEHOLDERS OF the LXS 2006-4N TRUST FUND; Mortgage Electronic Registration Systems, Inc., acting solely as nominee for First Magnus Financial Corporation, an Arizona Corporation; and Greyhawk Landing Property Owners Association, Inc., Appellees.