You are manager of Grandpa's Mickey DeeDees, a popular fast food restaurant with a drive through. Take an order by clicking on the appropriate buttons (burger, fries, etc.).
Enter the amount paid by the customer by clicking on the cash buttons at the bottom left and click on the "OK" button. The change will be calculated for you.
Prices are set on the Prices window accessed from the menu bar. To change an item's price, double-click a regular price, type the price in cents (no decimal) and the sale price will be calculated for you.
Sound is supported. You can turn the sound on/off from the menu bar. Sound setting and prices are saved between sessions.