L<FS::cust_tax_exempt> - Tax exemption record class
+L<FS::cust_tax_adjustment> - Tax adjustment record class
+
L<FS::cust_tax_exempt_pkg> - Line-item specific tax exemption record class
L<FS::svc_Common> - Service base class
L<FS::svc_phone> - Phone service class
+L<FS::phone_device> - Phone device class
+
+L<FS::part_device> - Device definition class
+
L<FS::phone_avail> - Phone number availability cache
L<FS::cdr> - Call Detail Record class
L<FS::cdr_carrier> - CDR carrier class
-L<FS::cdr_upstream_rate> - CDR upstream rate class
-
L<FS::cdr_type> - CDR type class
L<FS::svc_external> - Externally tracked service class.
L<FS::part_export_option> - Export option class
-L<FS::pkg_category> - Package category class
+L<FS::pkg_category> - Package category class (invoice oriented)
L<FS::pkg_class> - Package class class
L<FS::part_pkg_option> - Package definition option class
+L<FS::part_pkg_report_option> - Package reporting classification class
+
L<FS::pkg_svc> - Class linking package definitions (see L<FS::part_pkg>) with
service definitions (see L<FS::part_svc>)