Just like the supermarket, this is a very low poly building, except for the skylights.
No materials, no glass. I removed the sky because the picture belongs to cgtextures.com
A few of the modifiers have not been applied yet so be wary of that.
I didn't put in the walls to separate the stores, so, that is free for you to decide.
Enjoy. And I invite you to please modify these to your liking and show me what you've done. Not required though.
I may put an updated version on later. Just for those who want a full veiw of what can be done with this base.