L<FS::agent> - Agent (reseller) class
+L<FS::agent_pkg_class> - Agent (reseller) package class commission class
+
L<FS::agent_type> - Agent type class
L<FS::type_pkgs> - Class linking agent types (see L<FS::agent_type>) with package definitions (see L<FS::part_pkg>)
L<FS::cust_svc> - Service class
+L<FS::part_export_machine> - Export hostname choice class
+
+L<FS::svc_export_machine> - Customer export hostname class
+
L<FS::cust_pkg> - Customer package class
L<FS::cust_pkg_option> - Customer package option class