JOIN part_event USING ( eventpart )
LEFT JOIN cust_bill ON ( eventtable = 'cust_bill' AND tablenum = invnum )
LEFT JOIN cust_pkg ON ( eventtable = 'cust_pkg' AND tablenum = pkgnum )
-
+ LEFT JOIN cust_pay ON ( eventtable = 'cust_pay' AND tablenum = paynum )
LEFT JOIN cust_svc ON ( eventtable = 'svc_acct' AND tablenum = svcnum )
LEFT JOIN cust_pkg AS cust_pkg_for_svc ON ( cust_svc.pkgnum = cust_pkg_for_svc.pkgnum )
LEFT JOIN cust_main ON ( ( eventtable = 'cust_main' AND tablenum = cust_main.custnum )