Hi @a11yannb,
I'll take care of this query for you.
The option to prevent other users from posting a transaction to a section of your books they have access to is unavailable. The same goes for a warning message you mentioned.
We always appreciate our customers sharing ideas for possible features. With that said, we'll keep this in mind.
I'll share this article in case you decide to edit your reports for jobs: Customize customer, job, and sales reports in QuickBooks Desktop. There are several types of reports listed, as well as their steps on how to generate them.
Know that you're always welcome to post here in the Community. Direct other questions you may below, and I'll get back to you.
