Hi...I am in NZ, my GST is two-monthly, accruals based. We do NONE of our billing/sales through MYOB, it is an external system. In my previous accounting software (Banklink), you could add in you...
You shoud be able to do a journal to account for debtors and creditors, then reverse and redo the following 2 month period. Are you using Connected ledger or MYOB Business Lite?