diff --git a/LICENSE b/LICENSE
new file mode 100644
index 00000000..3a83c51
--- /dev/null
+++ b/LICENSE
@@ -0,0 +1,22 @@
+The MIT License (MIT)
+
+Copyright (c) 2020 ElKowar
+
+Permission is hereby granted, free of charge, to any person obtaining
+a copy of this software and associated documentation files (the
+"Software"), to deal in the Software without restriction, including
+without limitation the rights to use, copy, modify, merge, publish,
+distribute, sublicense, and/or sell copies of the Software, and to
+permit persons to whom the Software is furnished to do so, subject to
+the following conditions:
+
+The above copyright notice and this permission notice shall be
+included in all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
+CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
diff --git a/src/main.rs b/src/main.rs
index 9af895c..3b8b724 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -81,17 +81,17 @@ pub struct Opt {
 }
 #[derive(StructOpt, Debug, Serialize, Deserialize, PartialEq)]
 pub enum OptAction {
-    #[structopt(name = "update", help = "update the value of a variable")]
+    #[structopt(name = "update", help = "update the value of a variable, in a running eww instance")]
     Update { fieldname: VarName, value: PrimitiveValue },
 
-    #[structopt(name = "open", help = "open a window")]
+    #[structopt(name = "open", help = "opens a window")]
     OpenWindow {
         window_name: config::WindowName,
 
-        #[structopt(short, long)]
+        #[structopt(short, long, help="The position of the window, where it should open.")]
         pos: Option<util::Coords>,
 
-        #[structopt(short, long)]
+        #[structopt(short, long, help="The size of the window to open")]
         size: Option<util::Coords>,
     },