L<FS::svc_dsl> - DSL
+L<FS::dsl_note> - DSL order notes
+
L<FS::addr_block> - Address block class
L<FS::router> - Router class
L<FS::part_pkg_report_option> - Package reporting classification class
+L<FS::part_pkg_vendor> - Package external mapping class
+
L<FS::pkg_svc> - Class linking package definitions (see L<FS::part_pkg>) with
service definitions (see L<FS::part_svc>)
L<FS::cust_main_note> - Customer note class
+L<FS::cust_note_class> - Customer note classification class
+
L<FS::banned_pay> - Banned payment information class
L<FS::cust_bill> - Invoice class