Sage 50 Account holds Debt Balances and Invoices. You can use these invoices to serve the purpose of a solution for WIP Allocation.Look Up the Current Payment Status of a Sales Invoice .Important: Write down your Sage 50 serial number, customer ID, and activation key . Learn the complete process of sage 50 invoice and significant instruction. Visit- https://www.accountingadvice.co/sage-50-invoice-and-significant-instruction/