diff --git a/KleinDocs.tree b/KleinDocs.tree
index ec73753..50b908f 100644
--- a/KleinDocs.tree
+++ b/KleinDocs.tree
@@ -79,4 +79,5 @@
             <toc-element topic="Paperless-ngx-handleiding.md"/>
         </toc-element>
     </toc-element>
+    <toc-element topic="home_grid_frontpage.md"/>
 </instance-profile>
\ No newline at end of file
diff --git a/topics/Grafana.md b/topics/KleinOps/apps/Grafana.md
similarity index 100%
rename from topics/Grafana.md
rename to topics/KleinOps/apps/Grafana.md
diff --git a/topics/InfluxDB.md b/topics/KleinOps/apps/InfluxDB.md
similarity index 100%
rename from topics/InfluxDB.md
rename to topics/KleinOps/apps/InfluxDB.md
diff --git a/topics/KleinOps/power_grid/EV/EV_frontpage.md b/topics/KleinOps/energy/EV/EV_frontpage.md
similarity index 100%
rename from topics/KleinOps/power_grid/EV/EV_frontpage.md
rename to topics/KleinOps/energy/EV/EV_frontpage.md
diff --git a/topics/KleinOps/energy/home_automation/HomeAssistant.md b/topics/KleinOps/energy/home_automation/HomeAssistant.md
new file mode 100644
index 0000000..10b6bde
--- /dev/null
+++ b/topics/KleinOps/energy/home_automation/HomeAssistant.md
@@ -0,0 +1,33 @@
+<primary-label ref="document"/>
+
+# HomeAssistant
+
+Home Assistant is the main platform for our local home automation.
+## ___________________
+
+### Quick links
+[Zigbee device overview](https://kleinwizard.nl/45df7312_zigbee2mqtt/ingress)  
+[Home Wizard device overview](https://kleinwizard.nl/config/integrations/integration/homewizard)  
+[Power usage gauges](https://kleinwizard.nl/dashboard-grid/stroomverbruik)  
+[Energy distribution](https://kleinwizard.nl/dashboard-grid/energy-embeded)  
+
+### Energy meters overview
+| Meter                    | Brand      | Usage           |
+|--------------------------|------------|-----------------|
+| P1 meter (3c39e7285f8c)  | Stedin     | Grid            |
+| Energy Kwh Kia EV3       | HomeWizard | Car             |
+| Energy KWh KleinBoil     | HomeWizard | Boiler          |
+| Energy Kwh KleinFloor    | HomeWizard | Floor heating   |
+| Energy Kwh KleinRoof     | HomeWizard | Home roof solar |
+| Energy Kwh KleinShed     | HomeWizard | Shed roof solar |
+| Energy Socket Julius     | HomeWizard | Julius          |
+| Energy Socket Rolien     | HomeWizard | Rolien          |
+| Energy Socket Rudi       | HomeWizard | Rudi            |
+| Energy Socket Serverkast | HomeWizard | Serverkast      |
+| Energy Socket Other      | HomeWizard | NOT IN USE      |
+| Energy Meter 1 Darius    | Ikea       | Darius          |
+| Energy Meter 2 Server    | Ikea       | Server          |
+| Energy Meter 3 Other     | Ikea       | NOT IN USE      |
+
+
+<a  href="FrontPage.md#shorts" >Shortcut to pages overview</a>
\ No newline at end of file
diff --git a/topics/KleinOps/power_grid/home_automation/Home_automation_frontpage.md b/topics/KleinOps/energy/home_automation/Home_automation_frontpage.md
similarity index 92%
rename from topics/KleinOps/power_grid/home_automation/Home_automation_frontpage.md
rename to topics/KleinOps/energy/home_automation/Home_automation_frontpage.md
index 55e8e91..5b4556c 100644
--- a/topics/KleinOps/power_grid/home_automation/Home_automation_frontpage.md
+++ b/topics/KleinOps/energy/home_automation/Home_automation_frontpage.md
@@ -1,6 +1,6 @@
 <primary-label ref="chapter"/>
 
-# Power grid
+# Energy
 
 These pages provide information on our Power grid.
 ## ___________________
diff --git a/topics/KleinOps/power_grid/home_automation/Energy-Sockets.md b/topics/KleinOps/energy/home_grid/home_grid_frontpage.md
similarity index 58%
rename from topics/KleinOps/power_grid/home_automation/Energy-Sockets.md
rename to topics/KleinOps/energy/home_grid/home_grid_frontpage.md
index ad16a8c..cd985f4 100644
--- a/topics/KleinOps/power_grid/home_automation/Energy-Sockets.md
+++ b/topics/KleinOps/energy/home_grid/home_grid_frontpage.md
@@ -1,9 +1,8 @@
 <primary-label ref="chapter"/>
 
-# Energy sockets
+# Home grid overview
 
-This page provide information on our Energy Sockets (Power meters).
+These pages provide information on our home grid.
 ## ___________________
 
-
 <a  href="FrontPage.md#shorts" >Shortcut to pages overview</a>
\ No newline at end of file
diff --git a/topics/KleinOps/power_grid/solar/Solar_frontpage.md b/topics/KleinOps/energy/solar/Solar_frontpage.md
similarity index 100%
rename from topics/KleinOps/power_grid/solar/Solar_frontpage.md
rename to topics/KleinOps/energy/solar/Solar_frontpage.md
diff --git a/topics/KleinOps/operating_systems/linux/Sysadmin_commands.md b/topics/KleinOps/operating_systems/linux/Sysadmin_commands.md
index 5c20569..3a4f0f4 100644
--- a/topics/KleinOps/operating_systems/linux/Sysadmin_commands.md
+++ b/topics/KleinOps/operating_systems/linux/Sysadmin_commands.md
@@ -6,6 +6,11 @@
 
 ### Sysadmin commands
 
+Find your current boot device
+```
+lsblk -no pkname $(findmnt -n / | awk '{ print $2 }')
+```
+
 | Command        | Description                                                                                        |
 |----------------|----------------------------------------------------------------------------------------------------|
 | alias          | Create an alias for Linux commands. It’s a shorthand way to customize and streamline your commands |
diff --git a/topics/KleinOps/power_grid/home_automation/HomeAssistant.md b/topics/KleinOps/power_grid/home_automation/HomeAssistant.md
deleted file mode 100644
index 063d025..0000000
--- a/topics/KleinOps/power_grid/home_automation/HomeAssistant.md
+++ /dev/null
@@ -1,8 +0,0 @@
-<primary-label ref="document"/>
-
-# HomeAssistant
-
-Home Assistant is the main platform for our local home automation.
-## ___________________
-
-<a  href="FrontPage.md#shorts" >Shortcut to pages overview</a>
\ No newline at end of file