# Sale Settings-2 - [Do not allow Modification of Bill against which Payment has been received](https://kb.logicerp.com/logic-erp-learning-hub-tutorials-and-best-practices/user-access/logic-global-admin/sale/sale-settings-2/do-not-allow-modification-of-bill-against-which-payment-has-been-received.md) - [Do Not Allow Modification of Printed Bills](https://kb.logicerp.com/logic-erp-learning-hub-tutorials-and-best-practices/user-access/logic-global-admin/sale/sale-settings-2/do-not-allow-modification-of-printed-bills.md) - [Do Not Allow Rate Modification in Sale Bill](https://kb.logicerp.com/logic-erp-learning-hub-tutorials-and-best-practices/user-access/logic-global-admin/sale/sale-settings-2/do-not-allow-rate-modification-in-sale-bill.md) - [Do Not Allow Multiple Companies in a Single Sale Bill/Return](https://kb.logicerp.com/logic-erp-learning-hub-tutorials-and-best-practices/user-access/logic-global-admin/sale/sale-settings-2/do-not-allow-multiple-companies-in-a-single-sale-bill-return.md) - [Do Not Allow Multiple Taxes in a Single Sale Bill/Return](https://kb.logicerp.com/logic-erp-learning-hub-tutorials-and-best-practices/user-access/logic-global-admin/sale/sale-settings-2/do-not-allow-multiple-taxes-in-a-single-sale-bill-return.md) - [Do Not Allow Sale/Return Deletion](https://kb.logicerp.com/logic-erp-learning-hub-tutorials-and-best-practices/user-access/logic-global-admin/sale/sale-settings-2/do-not-allow-sale-return-deletion.md) - [Do Not Prompt before Implementing Item Group/Company Wise Schemes](https://kb.logicerp.com/logic-erp-learning-hub-tutorials-and-best-practices/user-access/logic-global-admin/sale/sale-settings-2/do-not-prompt-before-implementing-item-group-company-wise-schemes.md) - [Do Not allow Bill Printing in Modify Mode](https://kb.logicerp.com/logic-erp-learning-hub-tutorials-and-best-practices/user-access/logic-global-admin/sale/sale-settings-2/do-not-allow-bill-printing-in-modify-mode.md) - [Do Not Allow Sale Summary View in Bill](https://kb.logicerp.com/logic-erp-learning-hub-tutorials-and-best-practices/user-access/logic-global-admin/sale/sale-settings-2/do-not-allow-sale-summary-view-in-bill.md) - [Do not Allow Debit Balance of a Party while Billing](https://kb.logicerp.com/logic-erp-learning-hub-tutorials-and-best-practices/user-access/logic-global-admin/sale/sale-settings-2/do-not-allow-debit-balance-of-a-party-while-billing.md) - [Do not allow Billing Rate Below](https://kb.logicerp.com/logic-erp-learning-hub-tutorials-and-best-practices/user-access/logic-global-admin/sale/sale-settings-2/do-not-allow-billing-rate-below.md) - [Do not allow Different Rates for Same Item in Billing](https://kb.logicerp.com/logic-erp-learning-hub-tutorials-and-best-practices/user-access/logic-global-admin/sale/sale-settings-2/do-not-allow-different-rates-for-same-item-in-billing.md) - [Allow Print Preview without Bill Saving (For Old Print Designer)](https://kb.logicerp.com/logic-erp-learning-hub-tutorials-and-best-practices/user-access/logic-global-admin/sale/sale-settings-2/allow-print-preview-without-bill-saving-for-old-print-designer.md) - [Do Not Allow User to Enter Number Of Copies in Bill Printing](https://kb.logicerp.com/logic-erp-learning-hub-tutorials-and-best-practices/user-access/logic-global-admin/sale/sale-settings-2/do-not-allow-user-to-enter-number-of-copies-in-bill-printing.md) - [Sale at MRP Rate](https://kb.logicerp.com/logic-erp-learning-hub-tutorials-and-best-practices/user-access/logic-global-admin/sale/sale-settings-2/sale-at-mrp-rate.md) - [Do Not Update Previous Year Closing Stock in case Previous Year Challan is Retrieved in Current Year](https://kb.logicerp.com/logic-erp-learning-hub-tutorials-and-best-practices/user-access/logic-global-admin/sale/sale-settings-2/do-not-update-previous-year-closing-stock-in-case-previous-year-challan-is-retrieved-in-current-year.md) - [Do not Implement Bill Locking for Supervisor](https://kb.logicerp.com/logic-erp-learning-hub-tutorials-and-best-practices/user-access/logic-global-admin/sale/sale-settings-2/do-not-implement-bill-locking-for-supervisor.md) - [Billing Rate as](https://kb.logicerp.com/logic-erp-learning-hub-tutorials-and-best-practices/user-access/logic-global-admin/sale/sale-settings-2/billing-rate-as.md) --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. 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