Paranoid install instructions for beginners
Use 'Add/Remove Software' to locate and remove all traces of your current OpenOffice install.
Unpack the tarball and go to '/pathtoextractedfile/en-US/RPMS' (or language you downloaded) Remove either 'openoffice.org-gnome-integration-2.3.0-9221.i586.rpm' or 'openoffice.org-kde-integration-2.3.0-9221.i586.rpm' depending on your desktop of choice.
Just to make sure there were no problems with the Gnome menu I moved 'openoffice.org-freedesktop-menus-2.3-9221.noarch.rpm' and 'openoffice.org-redhat-menus-2.3-9221.rpm' from '/en-US/RPMS/desktop-integration' to '/en-US/RPMS'
Then I opened a Terminal and cd to the '/en-US/RPMS' directory, and typed:
Give the root password and then:
rpm -ivh *.rpm
Then open up '/etc/yum.conf' (as root) with the text editor and add OpenOffice to the list of excluded updates, like this: