Follow along with the video below to see how to install our site as a web app on your home screen.
Note: This feature may not be available in some browsers.
It is correct grammatically.
I am not sure.
I was always under the impression that it is "either/or", "neither/nor", i.e. that they had to be used together. So the correct wording should have been:
"Neither the owner, property management, nor the parking operator..."
With that sign, the safety of your vehicle sounds sketchy. Wouldn't park there if you can help it.