Select store pickup to save on shipping.
In order to get this for $13.99, make sure that you are on Best Buy’s mobile site (not app). Add the movie to cart, in cart select "shipping" then click checkout. On the following page you will see an option to select store pickup for an additional $1 off.
If you are on a desktop computer, scroll all the way down and select mobile site on the bottom left of the site and search for the movie you want to buy and follow the steps mentioned.