diff --git a/README.md b/README.md
index a474774..a396e1c 100644
--- a/README.md
+++ b/README.md
@@ -24,6 +24,42 @@ $ cd some/nested/path
 $ rundir x build # runs the `build` script in the original `.run` directory
 ```
 
-## Why?
+## CLI
 
-Cuz
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+### List scripts
+
+```shell
+$ rundir
+```
+
+### Create script
+
+```shell
+$ rundir create myscript
+```
+
+### Run a script
+
+```shell
+$ rundir x myscript
+
+# ... or if you're in the root directory just...
+$ .run/myscript
+```
+
+### Print the path of the current rundir
+
+```shell
+$ rundir which
+```
+
+### Open a script in your editor
+
+```shell
+$ rundir edit myscript
+```
+
+### Print help message
+```shell
+$ rundir help
+```
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