diff --git a/README.md b/README.md
index 638f22b..bca5a1b 100644
--- a/README.md
+++ b/README.md
@@ -58,3 +58,18 @@ What did you expect?  It's not so much "insecure", as it is "not hardened".  The
 
 Mostly because this is intended for small installations, with only a couple of users.  Most people don't need anything more than a couple of hundred Mb per upload.  Think pictures, the occasional MP3, maybe a few documents.
 
+**What paths/files are used/altered?**
+
+*  /etc/ssh/sshd_config
+*  /etc/apt/sources.list.d/php7.3.list
+*  /var/www/nextcloud-latest.tar.bz2
+*  /var/www/nextcloud/
+*  /etc/apache2/sites-available/000-default.conf
+*  /etc/apache2/apache2.conf
+*  /etc/php/7.3/apache2/php.ini
+*  /var/www/nextcloud/config/config.php
+*  /var/log/apache2/error.log
+
+**Is there an "UNDO" button/command**
+
+Not as yet.  If there is enough interest, I might create an uninstall script.
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