diff --git a/README.md b/README.md
index f05d9bf7..3c5ea250 100644
--- a/README.md
+++ b/README.md
@@ -10,4 +10,27 @@ Communicate privately with one or more users. Clarify details which you do not w
 - Discuss views with multiple discussion partners in groups
 - Liven up the discussion with pictures and attachments
 - Clarify your point with a wide range of formatting options
-- and...emojis (of course) 
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+
+## Build
+
+In order to build script or stylesheet run:
+
+Install npm packages:
+
+```
+npm install
+```
+
+Manually build:
+
+```
+grunt build
+```
+
+Watch for file changes:
+
+```
+grunt watch
+```
+
+> Note: While development you should set the `forceCopy` publish option of the mail asset bundles to true.
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