This bodily record-keeping device facilitates the creation of duplicate copies of transactions on the level of sale. The gadget usually includes a certain assortment of paper sheets interleaved with carbon paper, or an identical pressure-sensitive materials, permitting for a right away and an identical file to be created concurrently with the unique. For instance, a enterprise offering a service would possibly use it to furnish the client with an unique receipt whereas retaining a duplicate for accounting functions.
The gadget’s significance lies in its simplicity and reliability as a handbook methodology for sustaining transaction information. Its benefits embody the elimination of the necessity for digital gear or energy, making it appropriate for environments the place digital infrastructure is unavailable or unreliable. Traditionally, it supplied a vital methodology for companies to trace gross sales, handle stock, and supply clients with proof of buy previous to widespread computerization.