diff --git a/src/day_3/notes.md b/src/day_3/notes.md
index e30d8ff..aa3e073 100644
--- a/src/day_3/notes.md
+++ b/src/day_3/notes.md
@@ -4,6 +4,10 @@ The participants of the course will add a description to each of these Git subco
 
 ## git config
 
+Configure user-specific information like name, email etc. An example for setting the email is
+
+'git config --global user.email you@gotthis.com'
+
 ## git init
 
 ## git clone