[cmoog]

Good catch. These prices are hard coded to my local store in Chicago. Soon I will add support for selecting your local store.

[owlninja]

I am seeing comments that their prices are the same nationwide? Less work for you if true :)

[Omni5cience]

I think most non-perishable goods are the same across stores. There are regional differences between some perishable goods based on where they come from.