LenderLenderPerson Fannie Mae approved to sell or service Mortgage Loans. due diligence performed for the BorrowerBorrowerPerson who is the obligor per the Note. , Key PrincipalKey PrincipalPerson who controls and/or manages the Borrower or the Property, is critical to the successful operation and management of the Borrower and the Property, and/or may be required to provide a Guaranty. , and PrincipalPrincipalPerson who owns or controls, in the aggregate, directly or indirectly (together with that Person's Immediate Family Members, if an individual), specified interests in the Borrower per Part I, Chapter 3: Borrower, Guarantor, Key Principals, and Principals, Section 303: Key Principals, Principals,… using the ACheckTM application.