This document provides guidance on how to prepare a profit and loss (P&L) statement, also known as an income statement, for a business. It explains that a P&L statement measures a company's sales and expenses over a period of time to determine profit or loss. The document outlines the key sections of a P&L statement including net sales, cost of goods sold, expenses, other income/expenses, and net profit. It also provides a sample P&L statement and steps to take the necessary data to construct one's own P&L statement.