my $all_open_ar_invoices = SL::DB::Manager::Invoice->get_all(where => \@where_sale, with_objects => 'customer');
my $all_open_ap_invoices = SL::DB::Manager::PurchaseInvoice->get_all(where => \@where_purchase, with_objects => 'vendor');
my $all_open_ar_invoices = SL::DB::Manager::Invoice->get_all(where => \@where_sale, with_objects => 'customer');
my $all_open_ap_invoices = SL::DB::Manager::PurchaseInvoice->get_all(where => \@where_purchase, with_objects => 'vendor');