We did a lot of shopping here - they have a foreign language bookstore here, so it was good to stock up. Next door to where we stayed there was a place called - I kid you not - "Orgy Bar."
Quick Tips: Nanjing is a tourist town, so learn how to bargain if you haven't already.
Best Way To Get Around: Walk - it's good exercise and you see a lot. You can learn the layout and feel of a town more quickly this way, too, which is essential if you're only there for a brief time.