This form is for existing Westlake Black Visa Credit Card account holders only. Please do not use this form for questions related to a Westlake Auto Loan.One form tells borrowers the remaining principal amount and interest they have to pay to close out the loan. This is an example of a payoff letter used in a syndicated loan transaction. This payoff letter (including the defined terms such as Lenders,. Students may continue to submit verification requests to the Registration and Records Office in person, via mail or via fax.