These two fields allow to specify a different default assignee for ticket opened against this package in bugzilla. Note: The EPEL field is always displayed for packages in the 'rpms' namespace regardless of whether it is used in bugzilla or not.
please be sure to configure /etc/init.d/halt as per http://www.apcupsd.com/manual/manual.html#shutdown-sequence the ups lines you already see in this script are specific to another UPS monitoring daemon, nut. Leave them undisturbed.