Merge pull request #3372 from jarednorman/send-people-to-the-guides

Link to guides after installation instructions

README.md

@@ -133,6 +133,8 @@ bundle exec rails s
 The [`solidus_frontend`](https://github.com/solidusio/solidus/tree/master/frontend) storefront will be accessible at [http://localhost:3000/](http://localhost:3000/)
 and the admin can be found at [http://localhost:3000/admin/](http://localhost:3000/admin/).
 
+For information on how to customize your store, check out the [customization guides](https://guides.solidus.io/developers/customizations/overview.html).
+
 ### Default Username/Password
 
 As part of running the above installation steps, you will be asked to set an admin email/password combination. The default values are `admin@example.com` and `test123`, respectively.