A purchase is completed when the payment has succeed. A completed purchase guarantees the restaurant, but also you as a customer, that the food is reserved for you. Therefore, be sure you want the food when you complete your purchase and that you will have time to pick it up within the specified timeframe!
We are unable to offer refunds for food items, as these are goods that must be consumed within a short period of time. If you have further questions about this, please feel free to contact us.