diff --git a/README.md b/README.md
index 601951b..7512953 100644
--- a/README.md
+++ b/README.md
@@ -1 +1,15 @@
-# defaults-manager
+# macOS Preferences Manager
+
+This project is a WIP, currently only basic watching functionality has been implemented.
+
+## Usage
+
+```
+Usage: prefmanager watch (DOMAIN... | (-a|--all))
+  Watch domain(s) for changes
+
+Available options:
+  DOMAIN...                Domain(s) that will be watched
+  -a,--all                 Watch all domains including NSGlobalDomain
+  -h,--help                Show this help text
+```