Debit note, virtual return to impact the invoice value initiated by a customer e.g. when goods have been returned by the customer and they have discarded goods rather than returning them i.e. perishable items
Similar to https://www.sagecity.com/gb/sage-200cloud-uk/i/sage-200cloud-uk-ideas/sop-returns---allow-items-to-be-ticked-do-not-return-to-stock-ie-write-off-immediately-on-posting-module-setup-option-as-per-sop-invoices-https-communities-sage-co-uk-ideas-i-how_would_you_improve_sage_200_-create