diff --git a/Basic-Installation.md b/Basic-Installation.md
index 868512c..da7cdf0 100644
--- a/Basic-Installation.md
+++ b/Basic-Installation.md
@@ -98,7 +98,8 @@
 - Login as user "admin"
 - become root:  
   `sudo -i`
-- add two users (example names):  
+- add two users without mail spool (example names):  
+  `echo "CREATE_MAIL_SPOOL no" >> /etc/default/useradd`  
   `useradd -m -G users,wheel -s /bin/bash --uid 2001 --user-group --comment "Unitas Network admin" un-jdeckert`  
   `useradd -m -G users,wheel -s /bin/bash --uid 2002 --user-group --comment "Unitas Network admin" un-iwetzel`  
 - Add SSH keys: