diff --git a/README.install-18.04 b/README.install-18.04
new file mode 100644
index 0000000..e31b331
--- /dev/null
+++ b/README.install-18.04
@@ -0,0 +1,65 @@
+# ===================
+#
+# see:
+#    - https://docs.bigbluebutton.org/2.3/install.html
+#
+# ===================
+
+FQDN_HOSTNAME="bbb.oopen.de"
+ADMIN_EMAIL="ckubu-adm@oopen.de"
+
+# ---
+# 1.) Run script bbb-pre-install.sh
+# ---
+
+/usr/local/src/bigbluebutton/bbb-pre-install.sh
+
+
+# ---
+# 2.) Install BigBlueButton
+# ---
+
+wget -qO- https://ubuntu.bigbluebutton.org/bbb-install.sh | bash -s -- -v bionic-230 -s $FQDN_HOSTNAME -e $ADMIN_EMAIL  -a -w
+
+
+# You can test your BigBlueButton installation. Open
+#
+#    https://$FQDN_HOSTNAME
+# 
+# enter your name, and click 'Join' to join 'Demo Meeting'. The BigBlueButton client should 
+# launch in 'Demo Meeting'.
+
+
+# ---
+# 3.) Deinstall bbb-demo
+# ---
+
+# Warning: The API demos are installed and accessible from:
+#
+#    https://bbb.oopen.de
+#
+# and
+#
+#    https://bbb.oopen.de/demo/demo1.jsp
+#
+# These API demos allow anyone to access your server without authentication
+# to create/manage meetings and recordings. They are for testing purposes only.
+# If you are running a production system, remove them by running:
+#
+#    apt-get purge bbb-demo
+#
+apt purge bbb-demo
+
+
+# ---
+# 4.) Install Greenlight - Run script bbb-greenlight-install.sh
+# ---
+
+/usr/local/src/bigbluebutton/bbb-greenlight-install.sh
+
+
+# --
+# Installation finished
+# --
+
+# =====================================================================================