Finish first draft for tunneling section

README.md

@@ -112,7 +112,10 @@ directly access its address._
 
 ### Start Jupyterlab on a remote machine
 
-After installing Jupyter and your Python environments on a remote machine, follow the instructions under [Start Jupyterlab above][#start-jupyterlab]
+After installing Jupyter and your Python environments on a remote machine,
+follow the instructions on how to [Start Jupyterlab][#start-jupyterlab] above.
+But before pasting the URL provided by Jupyter into your browser, make sure to
+follow the next steps.
 
 
 ### The essential steps
@@ -145,6 +148,11 @@ And run it to connect to `host.example.com`:
 ```
 
 
+### Connect your browser to the remote Jupyterlab
+
+Now, you can paste the URL provided by Jupyterlab into the tunneled browser.
+
+
 ## Appendix: Jargon
 
 - `conda` is the package manager of the [Anaconda Python