diff --git a/build.sdcard/raspbianStretchDesktop.sh b/build.sdcard/raspbianStretchDesktop.sh
index 58de5b5..25614ed 100644
--- a/build.sdcard/raspbianStretchDesktop.sh
+++ b/build.sdcard/raspbianStretchDesktop.sh
@@ -1,4 +1,13 @@
 #!/bin/bash
+#########################################################################
+# Build your SD card image based on:
+# RASPBIAN STRETCH WITH DESKTOP (2018-11-13)
+# https://www.raspberrypi.org/downloads/raspbian/
+# SHA256: a121652937ccde1c2583fe77d1caec407f2cd248327df2901e4716649ac9bc97
+##########################################################################
+# setup fresh SD card with image above - login per SSH and run this script: 
+##########################################################################
+
 echo ""
 echo "*****************************************"
 echo "* RASPIBLITZ SD CARD IMAGE SETUP v0.99  *"