Update the README.md

README.md

@@ -45,3 +45,22 @@ Production packages should be installed using:
 ```
 pipenv install package_name
 ```
+
+### Usage via the command line interface
+
+To invoke the CLI using the virtual environment and from within the `src` folder:
+```
+pipenv run python -m lascli <group> <command> <options>
+```
+Available groups are `fileload` and `list`. Help can be obtained with the `-h` option.
+```
+pipenv run python -m lascli -h
+pipenv run python -m lascli fileload -h
+pipenv run python -m lascli fileload ingest -h
+```
+
+
+
+
+
+