diff --git a/README.md b/README.md
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--- a/README.md
+++ b/README.md
@@ -1,2 +1,13 @@
 # namp2
 Not another MP2 a.k.a MP3 done the right way.
+
+# OSX Install.
+- Install MAMP.
+- Install Sequel Pro.
+- Install WordPress.
+...
+
+# Rules.
+- Two spaces indentation, Ruby style.
+- CamelCase for classes.
+- snake_case for methods.