diff --git a/README.md b/README.md
index c9d29a6..7361018 100644
--- a/README.md
+++ b/README.md
@@ -3,3 +3,19 @@
 Simple GUI menu aimed at touchscreens that is supposed to provide quick actions for the user.
 
 [![builds.sr.ht status](https://builds.sr.ht/~michalr/menu.svg)](https://builds.sr.ht/~michalr/menu?)
+
+## Configuration
+
+Configuration is done using a JSON file. See [`example_config.json`](./example_config.json) for details.
+
+## Available actions
+
+### `MSG`
+
+Shows a message `action_message` for `action_param` number of seconds.
+
+`action_param` must be an integer.
+
+## `GET`
+
+Performs a `GET` on the `action_param` URL while displaying `action_message`.