The discounted settlement asks you to destroy the account records

The concession includes a document obligation
The debtor offers a discounted payment and the settlement draft requires documents about the account to be destroyed or returned. Give that clause to your lawyer and accountant before agreeing. It may affect invoices, tax records, project evidence or backups that the business still needs to retain. Do not promise complete deletion merely because the payment amount is acceptable.
Identify what the clause actually covers
List the document categories affected and where they are held, including accounting systems, archived email and third-party storage. Distinguish returning another party's originals from deleting your own transaction records. Ask about copies and records held by advisers. A broad phrase such as all material may have practical consequences that are not obvious from the settlement discussion.
Check the record obligations with advice
Business.gov.au explains that businesses need to maintain financial and tax records and protect them from alteration or damage. Ask the accountant and lawyer which retention requirements and preservation duties apply to the particular records. This article does not prescribe a retention period or determine whether the proposed clause is enforceable. The conflict needs assessment before any undertaking is made.
Source: business.gov.au: Record keeping
Consider a hypothetical invoice archive
Imagine the draft requires deletion of every document mentioning the settled invoices, but those invoices form part of the business's tax and accounting history. The owner cannot resolve that by quietly keeping an undisclosed copy while promising destruction. Raise the issue and ask for appropriate terms that reflect the actual obligations and agreed scope.
Make compliance capable of being checked
If revised terms are agreed, ask who will identify the relevant material and what evidence of compliance is required. Avoid deleting records subject to a live dispute or legal preservation instruction. Keep necessary exceptions clearly documented through the lawyer rather than relying on an informal comment that nobody will enforce the clause.
Implement only the advised final obligation
Retain the executed settlement and the approved instructions for handling records. Have the responsible people confirm what was done and what was lawfully retained. The practical decision is whether the document obligation can be performed accurately alongside existing duties, rather than accepting a small payment and discovering that a sweeping deletion promise cannot responsibly be fulfilled.