# Invoice Write Off Operations related to invoice write off, including create, get, etc ## Get WriteOff Invoice by Number - [GET /WriteOff/Invoice/Number](https://developer.dealpos.com/openapi/openapi/invoice-write-off/getwriteoffinvoicebynumber.md): Get detail of Write Off Invoice by Number ## List WriteOff Invoice - [GET /WriteOff/Invoice](https://developer.dealpos.com/openapi/openapi/invoice-write-off/listwriteoffinvoices.md): List of WriteOff Invoice can filter by date and outlet ## Update Write Off - [PUT /WriteOff/Invoice](https://developer.dealpos.com/openapi/openapi/invoice-write-off/put-writeoff-invoice.md): UpdateWrite Off Payment in Invoice. You must have "ADD" role in "Payment" Module ## Add Write Off - [POST /WriteOff/Invoice](https://developer.dealpos.com/openapi/openapi/invoice-write-off/post-writeoff-invoice.md): Write Off Payment in Invoice. This API still backwards compatibility with Endpoint api/v3/Payment/Invoice/WriteOff. You must have "ADD" role in "Payment" Module ## Delete Write Off - [DELETE /WriteOff/Invoice](https://developer.dealpos.com/openapi/openapi/invoice-write-off/delete-writeoff-invoice.md): Delete WriteOff payment in Invoice ## Get WriteOff By List Invoice Number - [GET /WriteOff/Invoice/ListInvoiceNumber](https://developer.dealpos.com/openapi/openapi/invoice-write-off/get-writeoff-invoice-listinvoicenumber.md): This APi is use for get WriteOff invoice by List Invoice Number