| Feature | Benefit |
|---|---|
| Provides sub-total, tax, and total order amounts. | End-user doesn't need to calculate their order amounts. |
| Required field checking | Makes sure that the form is filled out correctly before submitting it to the server. |
| Order confirmation message with each selected line item and total order amount. | Makes sure that the end-user didn't accidently submit their order. |
| Blank order checking | Makes sure that the end-user has selected at least one item. Prevents blank orders from being sent. |
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