Can a particular user be restricted from deleting files?

We need to get information about the possibility of the following actions:
Can a particular user be restricted from deleting files?
How to put notifications about file changes (If the user deletes any parts of the project)?
Hey!
We need to get information about the possibility of the following actions:
Can a particular user be restricted from deleting files?
How to put notifications about file changes (If the user deletes any parts of the project)?
If we make a copy of the project, is it possible to transfer all pages of the project with valid links (Integrate files from one project to another)?