diff --git a/README.md b/README.md
index 8f93c34..9578d32 100644
--- a/README.md
+++ b/README.md
@@ -2,6 +2,15 @@
 
 Checkout the online version: http://opentechschool.github.io/web-frontend-colearning-metrics
 
+## Running
+
+## Mac
+Run this example with a local web server. For example, for Mac users you can use this command from your terminal
+`$ python -m SimpleHTTPServer`
+
+## Windows
+
+Buy a Mac / get Linux.
 
 ## Data