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If the Invoice has been delivered to the Account, it should only be voided if you need to fully retract the Invoice and issue a new Invoice in its place. This process should only be done in cases where there was a large discrepancy between what the Invoice contains and what it should contain, which cannot be corrected on a subsequent invoice. For instance, cases like usage failing to be processed, leading to usage charges missing from the invoice, or when a bucket missing from meant to be on an Account Package is missing.
If the Invoice has not been delivered to the Account, it can be voided to unwind the billing process that generated the invoice. This can be used to correct for subscription or cancellation charges not processing as expected, usage not processed successfully, or credits missing from the invoice.
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