To remove Notices Templates, go to the Documents page, and My templates sub-page from the left-side menu:
If you are using the New Navigation layout, open the Documents page from the Property Services menu and switch to the My Templates tab.
Select the desired notice template. You can also use a search option to find a notice. Click on the Actions menu and select the Delete option:
You can delete the template from the general page as well:
If you confirm “Delete“, this action cannot be undone.