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.
The Level 2 Core Font Set is a PostScript specification of 35 base fonts that can be used with any PostScript file. In Fedora, these fonts are provided freely by (URW)++ company, and are mainly utilized by applications using Ghostscript.