Is a 15/15 ARM a good idea? How a 15/15 ARM mortgage works? What are the characteristics of this loan that makes it appealing? How could a borrower benefit from choosing a 15/15 ARM? How could a lender benefit? Requirements: I am looking for an expert in the mortgage industry who could speak to a 15/15 Arm. Are they good ideas for the borrower? What are the benefits of getting one? What should borrowers look out for?