diff --git a/purge_nvidia.sh b/purge_nvidia.sh
index 7002c48..d68a0af 100644
--- a/purge_nvidia.sh
+++ b/purge_nvidia.sh
@@ -5,9 +5,9 @@ echo "note also that this script requires sudo to succeed, and will fail if you'
 echo "commands that are going to be run are: 'apt purge nvidia-*' 'apt autoremove' 'dpkg -l | grep nvidia' 'apt-get --purge remove <dpkg-name>'"
 echo "press enter to proceed, otherwise press ctrl+c to abort"
 read go_opt
-echo "proceeding with script; would you like to run the cleanup utility automatically (y) or manually (n)
+echo "proceeding with script; Would you like to allow the script to attempt to [a]utomatically remove elements (a|A) or would you prefer to [s]elect what to remove? (S|s)
 case $option in
-    y|Y) clear
+    a|A) clear
       echo "proceeding with cleanup"
       apt purge nvidia-* -y
       apt autoremove -y
@@ -17,7 +17,7 @@ case $option in
       echo "failure to install drivers at this stage may result in an unstable system configuration/no GUI on next boot"
       echo "if you intend to boot to CLI only for additional debugging, run: $ sudo systemctl set-default multi-user.target"
       exit 0
-     n|N|*) clear
+     s|S|) clear
       echo "Proceeding with manual removal option, please confirm y/n at all prompts to clean up"
       echo "commands that are going to be run are: 'apt purge nvidia-*' 'apt autoremove' 'dpkg -l | grep nvidia' 'apt-get --purge remove <dpkg-name>'"
       echo "if you abort mid-stream for any reason, you can run the above manually instead to finish up cleanup"
@@ -29,6 +29,9 @@ case $option in
       echo "failure to install drivers at this stage may result in an unstable system configuration/no GUI on next boot"
       echo "if you intend to boot to CLI only for additional debugging, run: $ sudo systemctl set-default multi-user.target"
       exit 0
+     *) clear
+      echo "unexpected answer provided, exiting out"
+      exit 1
 esac
 echo "cleanup completed, please ensure you re-install a graphics driver next BEFORE rebooting"
 exit 0