Merchandising transactions form the backbone of retail and wholesale businesses. This unit explores how companies account for inventory purchases, sales, returns, and discounts. Understanding these concepts is crucial for accurately tracking inventory, calculating cost of goods sold, and determining gross profit. The accounting methods covered here directly impact financial statements. By mastering merchandising transactions, you'll gain insights into how businesses manage their inventory, price their products, and evaluate their financial performance. This knowledge is essential for anyone pursuing a career in accounting or business management.