diff --git a/cron_hourly_backup.sh b/cron_hourly_backup.sh
new file mode 100644
index 0000000..526751f
--- /dev/null
+++ b/cron_hourly_backup.sh
@@ -0,0 +1,20 @@
+#!/bin/bash
+#
+# Installation instructions:
+#
+# 1. Declare where you installed rsync_tmbackup.sh to:
+
+TMBACKUP="/usr/local/bin/rsync_tmbackup.sh"
+
+# 2. Copy this script to /etc/cron.hourly
+#
+# 3. Run `sudo chmod 755 /etc/cron.hourly/cron_hourly_backup.sh`
+#
+
+#           Ubuntu      Fedora
+for DEST in /media/*/*/ /run/media/*/*/; do
+    [ -f "$DEST/backup.marker" ] || continue
+    USERNAME=$(basename $(dirname "$DEST"))
+    EXCLUDES=$(find /home/$USERNAME/.backup.excludes 2>/dev/null)
+    bash $TMBACKUP /home/$USERNAME $DEST $EXCLUDES
+done