The main purpose of this Point of Sales and Inventory Management System in PHP/PDO is to help business owners to easily track sales and their production process. This is very useful most especially if you have a small business that needs an automated Point of Sales and Inventory Management System. In this Point of Sales and Inventory Management System in PHP/PDO, the admin plays a vital role in all of the management of the system. The admin has the ability to manage sales by simply entering the customer’s name and cash amount. Then the system will automatically provide the sales report that contains the item code, name, price, quantity, discount and amount. The admin can also add, update and remove products. To manage the customers, the admin has to provide the customer’s name, address, product name, total name and the expected date.