diff --git a/focal_install/o405-uxx/postinstall.sh b/focal_install/o405-uxx/postinstall.sh
index 15e7838..8cec4e2 100644
--- a/focal_install/o405-uxx/postinstall.sh
+++ b/focal_install/o405-uxx/postinstall.sh
@@ -1,6 +1,6 @@
 #!/usr/bin/env bash
 
-#### BASIC DESKTOP INSTALLATION STUFF ####
+#### BASIC DESKTOP INSTALLATION ####
 
 # Update the APT database
 apt update
@@ -13,11 +13,6 @@ apt install -y -qq ubuntu-desktop
 # Convert the installation to an Ubuntu Desktop (snap)
 snap install firefox gnome-3-38-2004 gtk-common-themes snap-store snapd-desktop-integration
 
-#### CAMPUS COMPUTER PACKAGES ####
-
-# # Install things required for campus computers
-# apt install -y -qq nfs-common sssd-ad sssd sssd-tools libnss-sss libpam-sss realmd samba-common-bin adcli sssd-ldap ldap-utils sssd-ldap krb5-user sshfs
-
 #### ROS INSTALLATION ####
 
 # Add ROS repository
@@ -29,7 +24,7 @@ apt update
 apt install -y -qq git ros-noetic-desktop-full python3-rosdep 
 snap install --classic code 
 
-#### EXTRA ROS REPOSITORIES ####
+#### EXTRA CWRU ROS REPOSITORIES and GAZEBO REPOSITORY ####
 
 # Add cwru-ecse-373 repository
 wget -q https://cwru-ecse-373.github.io/cwru-ecse-373.asc -O - | apt-key add -
@@ -38,14 +33,18 @@ apt-add-repository https://cwru-ecse-373.github.io/repo
 # Add cwru-ecse-376 repository
 wget -q https://cwru-ecse-376.github.io/cwru-ecse-376.asc -O - | apt-key add -
 apt-add-repository https://cwru-ecse-376.github.io/repo
-apt update
 
 # Add Gazebo repository
+# This is necessary because the ECSE 373 repository packages were built with it installed.
+# It would be ideal to rebuild those packages, but not likely to happen.
 wget https://packages.osrfoundation.org/gazebo.key -O - | sudo apt-key add -
 sudo sh -c 'echo "deb http://packages.osrfoundation.org/gazebo/ubuntu-stable `lsb_release -cs` main" > /etc/apt/sources.list.d/gazebo-stable.list'
 
-# Install stuff from new repositories
-apt install -y -qq ros-noetic-stdr-simulator ros-noetic-osrf-gear ros-noetic-ur-kinematics ros-noetic-ecse-373-ariac
+# Update the apt database with the packages from the new repositories
+apt update
+
+# Install packages from new repositories
+apt install -y ros-noetic-stdr-simulator ros-noetic-osrf-gear ros-noetic-ur-kinematics ros-noetic-ecse-373-ariac
 
 #### BASIC CONFIGURAIONS ####
 
@@ -63,40 +62,10 @@ mkdir /etc/skel/.config/update-notifier
 
 # Logout stale users
 echo '#!/usr/bin/env sh' > /etc/cron.hourly/logout_stale.sh
-echo "kill -9 `who -u | gawk '/old/ {print $6}' - `" >> /etc/cron.hourly/logout_stale.sh
-
-# Add logout script
-# Update the logout script everytime in case it changed
-echo "cp /etc/skel/.bash_logout ~/" >> /etc/bash.bashrc
-# # Remove the build directory for ariac (hopefully obsolete)
-# echo "rm -rf /tmp/ariac >/dev/null 2>/dev/null & disown" >> /etc/skel/.bash_logout
-# Make sure every thing ROS (and Gazebo) related is killed when logging out
-echo "killall roslaunch roscore gzserver gzclient >/dev/null 2>/dev/null & disown" >> /etc/skel/.bash_logout
-
-# # # Add saabd drive
-# # mkdir /mgc
-# echo "# saabd.eecs.cwru.edu:/mgc        /mgc    nfs     rsize=8192,wsize=8192,timeo=14,intr" >> /etc/fstab
-
-
-#### TEMPORARY FIXES FOR GLENNAN FIFTH FLOOR ####
-
-# # This is temporary until individual accounts work
-# echo "rm -rf ~/.ssh/*" >> /etc/bash.bashrc
-# echo "rm -rf ~/.git" >> /etc/bash.bashrc
-# echo "rm -rf ~/*_ws" >> /etc/bash.bashrc
-
-# # Add LabHome stuff (seems broken)
-# wget -O /etc/xdg/autostart/mounthomegui.desktop http://raw.githubusercontent.com/cwru-robotics/cwru_robotics_autoinstall_scripts/focal_install/o405-uxx/mounthomegui.desktop
-# wget -O /usr/bin/mountHomePrompt.sh http://raw.githubusercontent.com/cwru-robotics/cwru_robotics_autoinstall_scripts/focal_install/o405-uxx/mountHomePrompt.sh
-# wget -O /usr/bin/mountHomeGUI.sh http://raw.githubusercontent.com/cwru-robotics/cwru_robotics_autoinstall_scripts/focal_install/o405-uxx/mountHomeGUI.sh
-# wget -O /usr/bin/mountHome.sh http://raw.githubusercontent.com/cwru-robotics/cwru_robotics_autoinstall_scripts/focal_install/o405-uxx/mountHome.sh
-# chmod ugo+x /usr/bin/mountHome*.sh
-
-# echo "/usr/bin/mountHomePrompt.sh" /etc/skel/.profile
-
-# wget -O /etc/cron.hourly/logout_stale.sh http://raw.githubusercontent.com/cwru-robotics/cwru_robotics_autoinstall_scripts/focal_install/o405-uxx/logout_stale.sh
-# chmod ugo+x /usr/cron.hourly/logout_stale.sh
+echo "kill -9 \`who -u | gawk '/old/ {print $6}' - \`" >> /etc/cron.hourly/logout_stale.sh
 
+# Kill any stray ROS or Gazebo processes when logging in.
+echo "killall roslaunch gzclient gzserver roscore >/dev/null 2>/dev/null & disown"  >> /etc/bash.bashrc
 
 #### FINISH UP ####
 
@@ -104,29 +73,5 @@ echo "killall roslaunch roscore gzserver gzclient >/dev/null 2>/dev/null & disow
 apt-get update
 apt-get upgrade -y
 
-
-# apt-get install ./ros-noetic-*
-
-# # Build custom ROS stuff for now
-# mkdir -p ros_ws/src
-# cd ros_ws/src
-# git clone https://github.com/cwru-eecs-275/stdr_simulator.git
-# git clone https://github.com/cwru-eecs-373/cwru_ariac_2019.git
-# git clone https://github.com/cwru-eecs-373/ecse_373_ariac.git
-
-# cd ../
-
-# source /opt/ros/noetic/setup.bash
-
-# rosdep init
-# rosdep update
-
-# rosdep install --from-paths src --ignore-src -r -y
-
-# catkin_make -j 4 -l 4.0 -DCMAKE_INSTALL_PREFIX=/opt/ros/noetic 
-
-# sudo bash -c "source /opt/ros/noetic/setup.bash; catkin_make -j 4 -l 4.0 -DCMAKE_INSTALL_PREFIX=/opt/ros/noetic install"
-
-
 # return 0