14 Awesome Things You Can Do With WordPress (Besides Blogging)
- Build An Affiliate Shop. ...
- Let Users Book Online. ...
- Create Real Estate Listings. ...
- Sell Physical or Digital Goods. ...
- Create a Directory Website with Maps. ...
- Start A Forum. ...
- Rally Your Readers Around A Cause. ...
- Invoice A Client. (google)
See you can do what the plugin that you use can do. So if you use an eshop plugin you can do an eshop.
BUT you can also write plugins for your custom needs, this is the most important.