DUPLICATE BOOK

Introduction

A duplicate book, also known as a carbon copy book or duplicate invoice book, is a specially designed notebook that allows users to create instant copies of written documents.

Purpose

The primary purpose of a duplicate book is to facilitate the easy creation of multiple copies of important documents without the need for electronic devices or complex processes.

Applications

Duplicate books are commonly used in various fields, including retail, services, and administrative work. In retail settings, shopkeepers use them to issue receipts and invoices, providing customers with a copy for their records.