diff --git a/config/50unattended-upgrades b/config/50unattended-upgrades
index 488ab8a..289a5a2 100644
--- a/config/50unattended-upgrades
+++ b/config/50unattended-upgrades
@@ -1,26 +1,93 @@
+// Automatically upgrade packages from these (origin:archive) pairs
+//
+// Note that in Ubuntu security updates may pull in new dependencies
+// from non-security sources (e.g. chromium). By allowing the release
+// pocket these get automatically pulled in.
 Unattended-Upgrade::Allowed-Origins {
-//	"${distro_id}:${distro_codename}";
+//  "${distro_id}:${distro_codename}";
 	"${distro_id}:${distro_codename}-security";
 	// Extended Security Maintenance; doesn't necessarily exist for
 	// every release and this system may not have it installed, but if
 	// available, the policy for updates is such that unattended-upgrades
 	// should also install from here by default.
-//      "${distro_id}ESM:${distro_codename}";
-//      "${distro_id}:${distro_codename}-updates";
-//      "${distro_id}:${distro_codename}-proposed";
-//      "${distro_id}:${distro_codename}-backports";
+//	"${distro_id}ESM:${distro_codename}";
+//	"${distro_id}:${distro_codename}-updates";
+//	"${distro_id}:${distro_codename}-proposed";
+//	"${distro_id}:${distro_codename}-backports";
 };
 
-Unattended-Upgrade::Remove-Unused-Dependencies "true";
-//Set to true for automatic reboots after unattended upgrades
-Unattended-Upgrade::Automatic-Reboot "false";
-Unattended-Upgrade::Automatic-Reboot-Time "02:00";
-
+// List of packages to not update (regexp are supported)
 Unattended-Upgrade::Package-Blacklist {
 	"vim";
-	"mysql-server";
-	"mysql-client";
 	"libc6";
 	"libc6-dev";
 	"libc6-i686";
-};
\ No newline at end of file
+    "mysql-server";
+    "mysql-client";
+};
+
+// This option will controls whether the development release of Ubuntu will be
+// upgraded automatically.
+Unattended-Upgrade::DevRelease "false";
+
+// This option allows you to control if on a unclean dpkg exit
+// unattended-upgrades will automatically run 
+//   dpkg --force-confold --configure -a
+// The default is true, to ensure updates keep getting installed
+Unattended-Upgrade::AutoFixInterruptedDpkg "true";
+
+// Split the upgrade into the smallest possible chunks so that
+// they can be interrupted with SIGTERM. This makes the upgrade
+// a bit slower but it has the benefit that shutdown while a upgrade
+// is running is possible (with a small delay)
+//Unattended-Upgrade::MinimalSteps "false";
+
+// Install all unattended-upgrades when the machine is shutting down
+// instead of doing it in the background while the machine is running
+// This will (obviously) make shutdown slower
+//Unattended-Upgrade::InstallOnShutdown "true";
+
+// Send email to this address for problems or packages upgrades
+// If empty or unset then no email is sent, make sure that you
+// have a working mail setup on your system. A package that provides
+// 'mailx' must be installed. E.g. "user@example.com"
+//Unattended-Upgrade::Mail "root";
+
+// Set this value to "true" to get emails only on errors. Default
+// is to always send a mail if Unattended-Upgrade::Mail is set
+//Unattended-Upgrade::MailOnlyOnError "true";
+
+// Remove unused automatically installed kernel-related packages
+// (kernel images, kernel headers and kernel version locked tools).
+Unattended-Upgrade::Remove-Unused-Kernel-Packages "true";
+
+// Do automatic removal of new unused dependencies after the upgrade
+// (equivalent to apt-get autoremove)
+Unattended-Upgrade::Remove-Unused-Dependencies "true";
+
+// Automatically reboot *WITHOUT CONFIRMATION*
+//  if the file /var/run/reboot-required is found after the upgrade 
+Unattended-Upgrade::Automatic-Reboot "false";
+
+// If automatic reboot is enabled and needed, reboot at the specific
+// time instead of immediately
+//  Default: "now"
+Unattended-Upgrade::Automatic-Reboot-Time "02:00";
+
+// Use apt bandwidth limit feature, this example limits the download
+// speed to 70kb/sec
+//Acquire::http::Dl-Limit "70";
+
+// Enable logging to syslog. Default is False
+Unattended-Upgrade::SyslogEnable "true";
+
+// Specify syslog facility. Default is daemon
+Unattended-Upgrade::SyslogFacility "daemon";
+
+// Download and install upgrades only on AC power
+// (i.e. skip or gracefully stop updates on battery)
+// Unattended-Upgrade::OnlyOnACPower "true";
+
+// Download and install upgrades only on non-metered connection
+// (i.e. skip or gracefully stop updates on a metered connection)
+// Unattended-Upgrade::Skip-Updates-On-Metered-Connections "true";
\ No newline at end of file