Verbally.

Are they not listed on the window sticker? Any promise, and I mean ANY promise made by the salesman needs to be in writing.

I tried to do the "build and price" thing on the Nissan website and didn't seem to find fog lights as part of any package or available as a separate option, but I didn't patiently step through it. But are you sure they're really an available option?

Fog lights do seem to be an option for the NON-Hybrid Altimas (2.5S, 3.5SE, 2.5S with 2.5SL package.)