+sub cust_credit_search {
+ my $self = shift;
+ my $sales = FS::sales->by_key($self->salesnum);
+ $sales->cust_credit_search(@_, commission_classnum => $self->classnum);
+}
+
+sub cust_bill_pkg_search {
+ my $self = shift;
+ my $sales = FS::sales->by_key($self->salesnum);
+ $sales->cust_bill_pkg_search(@_, classnum => $self->classnum);
+}
+