If you are a AAA member, they also offer financing.
As said above, nothing to negotiate with lessor since residual is set. By buying the vehicle you do avoid the disposition fee.
I would assume that your lender will coordinate with Acura Financial, as the lender would want to know that lease was paid off, and they would also want to make sure title reflected their lien.
2017 MDX Advance, White Diamond Pearl/Espresso
2007 Lexus LS460
2013 Lexus ES300h
2000 Chevy Silverado 2500
Previous MDXs: 2001 Touring, 2005 Touring, 2011 Advance