Document how to make a slideshow

README.md

@@ -30,6 +30,15 @@ To remove the extension, execute:
 pip uninstall jupyterlab_rise
 ```
 
+## Usage
+To mark a cell as a new slide, sub-slide or fragment, open the property inspector and choose the slide type:
+
+![screenshot](https://private-user-images.githubusercontent.com/22673372/271373535-b1d368b2-4f2e-47fd-a2f1-be11417b7345.png?jwt=eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.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.b3tYFGDSl5h7UKF4PkEdS1JdqwvqZg0BEbr1AWzIp0g "screenshot")
+
+Use `Ctrl+R` to render the current notebook as a slidehow:
+
+![screenshot](https://private-user-images.githubusercontent.com/22673372/271375720-9c0035a2-7afb-4d78-a629-c78a6cd348d5.png?jwt=eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.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.loGjl5_mgqcqYFoiX7KveAqNUkpKu0kS-uPZX9nxK-I "screenshot")
+
 ## Troubleshoot
 
 If you are seeing the frontend extension, but it is not working, check